Pokemondex
#0409rampardos
#0411bastiodon

shieldon

Generation IV · #0410 — Shield Pokémon

Shieldon is a Rock/Steel-type Pokémon introduced in Generation IV, classified as the Shield Pokémon and assigned the National Pokédex number #410. This diminutive fossil Pokémon stands merely 0.5 meters tall and weighs 57.0 kilograms, making it one of the smallest armored creatures in the Pokédex. Revived from an Armor Fossil, Shieldon represents a remarkable window into prehistoric life, having inhabited primeval jungles approximately 100 million years ago. Despite its ancient origins, Shieldon possesses a surprisingly gentle temperament, earning a base friendship value of 70 and displaying a mild-mannered, herbivorous nature that contradicts the aggressive armor-bearing reputation one might expect from such a heavily protected creature. Its dual typing provides a complex defensive profile that influences both its survival instincts and strategic applications in modern Pokémon battles.

Base Stats

HP30
Attack42
Defense118
Sp. Atk42
Sp. Def88
Speed30
Total350
Height

0.5m

Weight

57.0kg

Category

Shield Pokémon

Gender

Male 87.5% / Female 12.5%

Color

gray

Shape

quadruped

Abilities
Sturdy

Prevents being KOed from full HP, leaving 1 HP instead. Protects against the one-hit KO moves regardless of HP.

SoundproofHidden

Protects against sound-based moves.

Shieldon Biology & Physical Characteristics

Shieldon presents a distinctive ceratopsian-like appearance, dominated by its most striking feature: an exceptionally hard, dark-gray elliptical facial structure adorned with a prominent white brow ridge and white rim encircling its black snout. The remainder of its body is covered in yellow scales, contrasting with white-tipped toes and a characteristic white bump protruding from its back. Its facial hide represents a biological marvel—so remarkably durable that the overwhelming majority of discovered Shieldon fossils exhibit absolutely no signs of damage to the face, a testament to the effectiveness of this evolutionary adaptation. However, this impressive frontal armor comes with a critical vulnerability: the Pokémon lacks comparable protection on its posterior, leaving it exposed to attacks from behind. The extremes in Shieldon's defensive anatomy reflect a specialized evolutionary strategy optimized for forward-facing confrontations while sacrificing omnidirectional protection.

Pokedex Numbers

national#410
original sinnoh#38
extended sinnoh#38
conquest gallery#163
original alola#190
original akala#117
updated alola#237
updated akala#138
hisui#210
blueberry#109

Training

EV Yield1 Defense
Catch Rate45
Base Happiness70
Base Exp.70
Growth Rateslow then very fast

Breeding

Egg Groupsmonster
GenderMale 87.5% / Female 12.5%
Egg Cycles30 (7905 steps)

Shieldon Breeding, Gender Ratio & Egg Groups

Shieldon exhibits a pronounced gender ratio of approximately 87.5% male to 12.5% female, demonstrating significant male preponderance within the species. Despite this sexual imbalance, both genders possess identical base statistics and capabilities, with no gender-specific morphological differences or attribute variations affecting gameplay functionality. The species belongs to the Monster egg group, requiring compatible breeding partners to reproduce in captivity. Shieldon requires thirty egg cycles to hatch, equivalent to approximately 7,454 to 7,710 steps, positioning it within the moderate incubation timeline for fossil-based Pokémon. The gender ratio, while skewed toward males, does not inhibit breeding efficiency when appropriate breeding pairs are arranged, though the scarcity of female specimens may present logistical challenges for trainers attempting to breed Shieldon competitively or for collection purposes.

Sprites

shieldon Front
Front
shieldon Back
Back
shieldon Shiny Front
Shiny Front
shieldon Shiny Back
Shiny Back
shieldon Home
Home
shieldon Home Shiny
Home Shiny
shieldon Showdown
Showdown
shieldon Showdown Shiny
Showdown Shiny

TMs & HMs

tm01

lets go pikachu lets go eevee

tm02

crystal

tm02

gold silver

tm02

lets go pikachu lets go eevee

tm03

crystal

tm03

gold silver

tm05

ruby sapphire

tm05

emerald

tm05

gold silver

tm05

crystal

tm05

diamond pearl

tm05

black white

tm05

platinum

tm05

heartgold soulsilver

tm05

firered leafgreen

tm05

black 2 white 2

tm05

omega ruby alpha sapphire

tm05

x y

tm05

xd

tm05

colosseum

+729 more TMs/HMs

Shieldon Evolution, Mega Evolution & Special Forms

Shieldon undergoes a singular evolutionary transformation into Bastiodon upon reaching level 30, progressing from the Shield Pokémon to its fully evolved form without alternative branching paths or Mega Evolution mechanics. This evolution represents a significant transformation, with Bastiodon achieving dramatically enhanced physical proportions while maintaining the Rock/Steel dual typing. The evolution process involves a substantial increase in defensive capabilities, with Bastiodon's defense stat rising considerably beyond Shieldon's already impressive 118 base defense, making it one of the most defensively oriented Pokémon available. Mechanically, this evolution occurs through standard leveling mechanics without requiring held items, special environmental conditions, or friendship thresholds, making it an accessible progression for trainers utilizing Shieldon in their teams. The transition from Shieldon to Bastiodon represents the complete development of this prehistoric lineage's protective specialization, culminating in one of the most formidable defensive platforms in competitive gameplay.

Where to Find

alola route 8

alola

sunLv. 15-15 (100% chance)
moonLv. 15-15 (100% chance)
ultra sunLv. 15-15 (100% chance)

+1 more

Shieldon Behaviour and Natural Habitat

Ancient Shieldon inhabited the dense forests and primeval jungles that dominated the landscape 100 million years ago, where it thrived as a herbivorous Pokémon sustaining itself on grass, tree roots, and berries. Remarkably, its outstanding natural armor eliminated the necessity for defensive combat, allowing Shieldon to subsist peacefully through vegetation consumption without engaging in territorial disputes or predatory encounters. The species exhibits a distinctive behavioral habit of habitually polishing its facial hide by rubbing it against tree trunks, possibly serving both functional purposes—such as maintaining the surface integrity of its armor—and behavioral self-maintenance rituals. Few enemies would have considered challenging Shieldon's heavily protected face during its prehistoric existence, yet its weak rear made it vulnerable to ambush attacks from behind. In modern times, Shieldon can be encountered in the Canyon Biome of the Terarium, where it has adapted to contemporary environments while maintaining its peaceful, herbivorous disposition.

Pokedex Entries

diamond

A Pokémon that lived in jungles around 100 million years ago. Its facial hide is extremely hard.

pearl

It habitually polishes its face by rubbing it against tree trunks. It is weak to attacks from behind.

platinum

It is outstandingly armored. As a result, it can eat grass and berries without having to fight.

heartgoldsoulsilver

It was generated from a fossil dug out of a layer of clay that was older than anyone knows. It has a sturdy face.

blackwhite

It is outstandingly armored. As a result, it can eat grass and berries without having to fight.

black 2white 2

It is outstandingly armored. As a result, it can eat grass and berries without having to fight.

x

It habitually polishes its face by rubbing it against tree trunks. It is weak to attacks from behind.

y

It was generated from a fossil dug out of a layer of clay that was older than anyone knows. It has a sturdy face.

omega ruby

It habitually polishes its face by rubbing it against tree trunks. It is weak to attacks from behind.

alpha sapphire

It was generated from a fossil dug out of a layer of clay that was older than anyone knows. It has a sturdy face.

sun

Many fossils of this Pokémon have been found, but almost none have shown signs of damage to the face.

ultra sun

A mild-mannered, herbivorous Pokémon, it used its face to dig up tree roots to eat. The skin on its face was plenty tough.

moon

This Pokémon lived in primeval jungles. Few enemies would have been willing to square off against its heavily armored face, so it’s thought.

ultra moon

Although its fossils can be found in layers of primeval rock, nothing but its face has ever been discovered.

legends arceus

Much remains unknown about this Pokémon, as few have ever seen it. However, we know that it is calm and dislikes conflict, and it enjoys polishing its face against trees and rocks.

Shieldon Name Origin & Design Inspiration

The name Shieldon derives from the obvious correlation between 'shield' and its function as a protected fossil Pokémon, combined with the suffix 'don,' a common convention in Pokémon naming for dinosaur-like creatures that references their paleontological classification. The Japanese designation 'Tatetops' similarly combines 'tate,' meaning 'shield' or 'to stand against,' with 'tops,' a reference to Triceratops and other ceratopsian dinosaurs, reflecting the Pokémon's protective specialization and prehistoric origins. The design itself draws substantial inspiration from ceratopsian dinosaurs, particularly Triceratops, though with a significant reinterpretation focusing on extreme facial armor rather than the iconic three-horn arrangement. Shieldon's visual aesthetic emphasizes defensive capability through exaggerated proportions of protective plating, particularly the oversized dark-gray facial structure that dominates its relatively diminutive body. The stark color contrast between the yellow body and gray face symbolizes the specialization of its evolutionary advantages, while the white brow and snout rim provide visual distinction and accentuate the facial features that constitute its primary evolutionary adaptation.

Learnable Moves

Shieldon can learn 77 moves:

Move
Type
Cat.
Power
Acc.
PP
ancient powerrock
Special
601005
attractnormal
Status
10015
blizzardice
Special
110705
body slamnormal
Physical
8510015
bulldozeground
Physical
6010020
captivatenormal
Status
10020
confidenormal
Status
20
counterfighting
Physical
10020
curseghost
Status
10
digground
Physical
8010010
double teamnormal
Status
15
double edgenormal
Physical
12010015
earth powerground
Special
9010010
earthquakeground
Physical
10010010
endurenormal
Status
10
facadenormal
Physical
7010020
fire blastfire
Special
110855
fissureground
Physical
305
flamethrowerfire
Special
9010015
flash cannonsteel
Special
8010010
focus energynormal
Status
30
frustrationnormal
Physical
10020
guard splitpsychic
Status
10
hard presssteel
Physical
010010
headbuttnormal
Physical
7010015
heavy slamsteel
Physical
10010
hidden powernormal
Special
6010015
ice beamice
Special
9010010
incineratefire
Special
6010015
iron defensesteel
Status
15
iron headsteel
Physical
8010015
iron tailsteel
Physical
1007515
magnet riseelectric
Status
10
metal burststeel
Physical
10010
metal soundsteel
Status
8540
mud slapground
Special
2010010
natural giftnormal
Physical
10015
power gemrock
Special
8010020
protectnormal
Status
10
rain dancewater
Status
5
restpsychic
Status
5
returnnormal
Physical
10020
roarnormal
Status
20
rock blastrock
Physical
259010
rock polishrock
Status
20
rock sliderock
Physical
759010
rock smashfighting
Physical
4010015
rock tombrock
Physical
609515
roundnormal
Special
6010015
sand tombground
Physical
358515
sandstormrock
Status
10
scary facenormal
Status
10010
scorching sandsground
Special
7010010
screechnormal
Status
8540
secret powernormal
Physical
7010020
shock waveelectric
Special
6020
sleep talknormal
Status
10
smack downrock
Physical
5010015
snorenormal
Special
5010015
stealth rockrock
Status
20
steel beamsteel
Special
140955
stomping tantrumground
Physical
7510010
stone edgerock
Physical
100805
strengthnormal
Physical
8010015
substitutenormal
Status
10
sunny dayfire
Status
5
swaggernormal
Status
8515
tacklenormal
Physical
4010035
take downnormal
Physical
908520
tauntdark
Status
10020
tera blastnormal
Special
8010010
thunderelectric
Special
1107010
thunderboltelectric
Special
9010015
tormentdark
Status
10015
toxicpoison
Status
9010
trailblazegrass
Physical
5010020
wide guardrock
Status
10

Shieldon Competitive Battle Guide

Shieldon's competitive viability centers entirely upon its exceptional defensive specialization, boasting a base defense stat of 118—extraordinarily high for such an early-stage Pokémon—paired with respectable special defense of 88. These defensive attributes grant Shieldon surprising durability in team compositions designed around defensive pivoting and wall strategies, despite its diminutive unevolved status. The Sturdy ability provides critical defensive utility, preventing outright knockout from full health and negating one-hit knockout moves regardless of current HP, effectively supplementing its already robust defensive profile. The hidden ability Soundproof offers situational utility against specific sound-based move strategies, though it sees less frequent competitive application than Sturdy. However, Shieldon's abysmal offensive statistics—base 42 attack and special attack—severely restrict its offensive pressure, while its identical base 30 HP and speed create significant vulnerabilities that offensive threats readily exploit. The base experience yield of 99 and slow-then-very-fast growth rate further complicates Shieldon's competitive relevance, positioning it primarily as a transitional Pokémon intended for evolution into the substantially more formidable Bastiodon rather than as a standalone competitive option.

Commonly Asked Questions About Shieldon

What type is Shieldon?

Shieldon is a rock and steel type Pokemon.

What does Shieldon evolve into?

Shieldon evolves into bastiodon.

What are Shieldon's weaknesses?

Shieldon is weak to fighting, ground and water type moves.

Where can I find Shieldon?

Shieldon can be found in alola route 8 (alola).

Shieldon Cultural Impact & Franchise History

Shieldon occupies a distinctive niche within Pokémon media as one of the franchise's fossil-based creatures, embodying the paleontological fascination that has permeated science fiction and gaming narratives. Its introduction in Generation IV coincided with expanded fossil mechanics and prehistoric-themed gameplay elements, contributing to the Sinnoh region's paleontological aesthetic and the broader integration of evolutionary biology concepts into Pokémon worldbuilding. While Shieldon itself receives relatively modest cultural recognition compared to more iconic fossil Pokémon, its design and concept have influenced interpretations of dinosaur-inspired creatures within the franchise, particularly regarding the emphasis on specialized defensive adaptations rather than generalized creature attributes. The mild-mannered herbivorous characterization distinguishes Shieldon from more aggressive prehistoric creature archetypes, presenting a philosophical alternative to the assumption that ancient fauna possessed inherently violent dispositions. Shieldon's prominence in the Pokémon Adventures manga, particularly within storylines focusing on Sinnoh region exploration and fossil resurrection mechanics, established its narrative relevance within extended Pokémon media, though television and broader cultural penetration remain limited.

Where to Find Shieldon in Every Pokémon Game

Shieldon's primary acquisition method involves resurrecting it from an Armor Fossil, which trainers discover through archaeological activities in various Pokémon games, particularly prominent in Diamond and Pearl where it serves as Pokédex #038 in the regional Sinnoh listing. In the original Generation IV games, Shieldon can be obtained by presenting the Armor Fossil to the fossil restoration facility, typically located in Oreburgh City or equivalent locations. Subsequent game generations have maintained Armor Fossil availability, though specific locations and acquisition methods vary across iterations, including Brilliant Diamond and Shining Pearl for Nintendo Switch platforms where it remains a fossil-dependent Pokémon. The species also appears in Legends: Arceus, where prehistoric Pokémon mechanics fundamentally restructure typical encounter paradigms. Shieldon's regional Pokédex classifications include listings in Alola dex entries for Sun, Moon, Ultra Sun, and Ultra Moon under specific numbering (#0190 and #0237), demonstrating its availability across multiple game generations and regions. Its catch rate of 45 places Shieldon in the moderate capture difficulty range when encountered, requiring standard Poké Balls and moderate patience for successful acquisition, though fossil-based mechanics eliminate random encounter complications and replace them with deterministic resurrection protocols.