#073 TentacruelAll 251 Pokémon#075 Graveler![]()
Gengar’s Pokédex · Kanto · Generation I
#074 Geodude
RockGround
- SpeciesRock Pokémon
- Japanese nameIsitsubute
- PronunciationGEE-OH-DOOD
- Height1′ 4″ 0.41 m
- Weight44.0 lb 19.80 kg
- Gender♂ 50% · ♀ 50%

PokédexWhere to findType matchupsMovesBreedingStats
Name meaning
Comes from GEODE (a round rock) and GEO (Earth).
Evolution

Pokédex entries
| RedBlue | Found in fields and mountains. Mistaking them for boulders, people often step or trip on them. |
|---|---|
| Yellow | Commonly found near mountain trails, etc. If you step on one by accident, it gets angry. |
| Stadium | When traveling uphill, if it encounters a raised step, it cleverly hoists itself up and over using its two arms. |
| GoldStadium 2 | Most people may not notice, but a closer look should reveal that there are many GEODUDE around. |
| Silver | It uses its arms to steadily climb steep mountain paths. It swings its fists around if angered. |
| Crystal | Proud of their sturdy bodies, they bash against each other in a contest to prove whose is harder. |
Where to find Geodude
| Game | Where to find it | Time | Rarity |
|---|---|---|---|
| Blue | Mt. Moon, Rock Tunnel, Victory Road | NA | Many |
| Red | NA | Many | |
| Yellow | NA | Many | |
| Gold | Dark Cave, Mahogany Town (In Trap), Mortar Mountain, Mt. Moon, Rock Tunnel, Union Cave, Routes 45 & 46 | Any | Many |
| Silver | Any | Many | |
| Crystal | Dark Cave, Mahogany Town (In Trap), Mortar Mountain, Mt. Moon, Rock Tunnel, Union Cave, Routes 33, 45, 46 | Any | Many |
How to catch
| Ground | Surf | Fishing | Forest Tree | Mountain Tree | Rock Smash | Breed | Evolve | Event | BugCatch | Game Corner | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| R/B | ✓ | ||||||||||
| Yellow | ✓ | ||||||||||
| G/S | ✓ | ✓ | ✓ | ||||||||
| Crystal | ✓ | ✓ | ✓ |
✓ marks how you can get it in each game. Shaded boxes are methods that didn’t exist in that game.
Type matchups
Defence: damage taken from each attack type
- Normal×0.5
- Fire×0.5
- Water×4
- Electric×0
- Grass×4
- Ice×2
- Fighting×2
- Poison×0.25
- Ground×2
- ×0.5
- Psychic×1
- Bug×1
- Rock×0.5
- Ghost×1
- Dragon×1
- Dark×1
- Steel×2
- Gold, Silver & Crystal: 6 weaknesses and 6 resistances out of 17 types. Defence ratio 1 : 1 (100%).
- Red, Blue & Yellow: 5 weaknesses and 6 resistances out of 15 types. Defence ratio 5 : 6 (83%).
- This Pokémon has more weaknesses in GSC than RBY. So there is a better defense ratio in RBY.
Offence: same-type attacks against each type
- Normal1st: Normal 2nd: Normal
- Fire1st: Good 2nd: Good
- Water1st: Normal 2nd: Normal
- Electric1st: Normal 2nd: Good
- Grass1st: Normal 2nd: Bad
- Ice1st: Good 2nd: Normal
- Fighting1st: Bad 2nd: Normal
- Poison1st: Normal 2nd: Good
- Ground1st: Bad 2nd: Normal
- 1st: Good 2nd: No Effect
- Psychic1st: Normal 2nd: Normal
- Bug1st: Good 2nd: Bad
- Rock1st: Normal 2nd: Good
- Ghost1st: Normal 2nd: Normal
- Dragon1st: Normal 2nd: Normal
- Dark1st: Normal 2nd: Normal
- Steel1st: Bad 2nd: Good
- Gold, Silver & Crystal: 9 advantages and 6 disadvantages out of 34 types. Offensive ratio 3:2 (150%).
- Red, Blue & Yellow: 8 advantages and 5 disadvantages out of 30 types. Offensive ratio 8:5 (160%).
Moves learned by levelling up
| R/B/Y | G/S/C | Move | Type | Kind |
|---|---|---|---|---|
| Start | Start | Tackle | Normal | Physical |
| 11 | 6 | Defense Curl | Normal | Status |
| 16 | 11 | Rock Throw | Rock | Physical |
| — | 16 | Magnitude | Ground | Physical |
| 21 | 21 | Self Destruct | Normal | Physical |
| 26 | 26 | Harden | Normal | Status |
| — | 31 | Rollout | Rock | Physical |
| 31 | 36 | Earthquake | Ground | Physical |
| 36 | 41 | Explosion | Normal | Physical |
“Start” means it knows the move from level 1; a dash means it doesn’t learn the move by levelling up in that game.
Move Tutor Crystal
- Flamethrower
TMs & HMs Gold, Silver & Crystal
- TM01Dynamicpunch
- TM02Headbutt
- TM03Curse
- TM04Rollout
- TM06Toxic
- TM08Rock Smash
- TM10Hidden Power
- TM11Sunny Day
- TM13Snore
- TM17Protect
- TM20Endure
- TM21Frustration
- TM26Earthquake
- TM27Return
- TM28Dig
- TM31Mud-Slap
- TM32Double Team
- TM34Swagger
- TM35Sleep Talk
- TM37Sandstorm
- TM38Fire Blast
- TM40Defense Curl
- TM44Rest
- TM45Attract
- TM48Fire Punch
- HM04Strength
TMs & HMs Red, Blue & Yellow
- TM01Mega Punch
- TM06Toxic
- TM08Body Slam
- TM09Take Down
- TM10Double-Edge
- TM17Submission
- TM18Counter
- TM19Seismic Toss
- TM20Rage
- TM26Earthquake
- TM27Fissure
- TM28Dig
- TM31Mimic
- TM32Double Team
- TM34Bide
- TM35Metronome
- TM36Self Destruct
- TM38Fire Blast
- TM44Rest
- TM47Explosion
- TM48Rock Slide
- TM50Substitute
- HM04Strength
Breeding Gold, Silver & Crystal
| Egg groups | Mineral Pokémon group 5 |
|---|
Compatible Pokémon
Egg moves
| Move | How to pass it down |
|---|---|
| Mega Punch | Teach RBY TM01 to a RBY Pokémon from Geodude Family. Then trade it to GSC and, if male, mate it with a female from Geodude Family. |
| Rock Slide | Mate with a male Sudowoodo. |
Stats
| Stat | Base | Range at Lv. 100 | G/S/C rank | R/B/Y rank |
|---|---|---|---|---|
| HP | 40 | 253-283 | 38/4518.41% | 35/4219.80% |
| Attack | 80 | 228-258 | 17/4961.79% | 17/4559.86% |
| Defense | 100 | 268-298 | 12/5584.13% | 9/4487.46% |
| Speed | 20 | 108-138 | 45/474.46% | 41/423.23% |
| Special Attack G/S/C | 30 | 128-158 | 42/468.88% | — |
| Special Defense G/S/C | 30 | 128-158 | 39/418.08% | — |
| Special R/B/Y | 30 | 128-158 | — | 27/298.08% |
| Total | 300 G/S/C 270 R/B/Y |
1113-1293 985-1135 |
65/8714.72% | 46/6518.41% |
Ranges are the lowest and highest the stat can be at level 100. Ranks compare the base stat with every other Pokémon in those games (1 is the highest), with its percentile underneath.
Restored from Gengar’s Online Pokédex v4.2, one of the first Pokédexes on the web, created by Curtis Alumbaugh (Gengar) with Ian Alumbaugh (Haunter) and kept by Pokémon Dungeon. How to read this page · Red, Blue & Yellow moves · The Library