Tentacool
Gold

When the tide goes out, dehydrated TENTACOOL remains can be found washed up on the shore.

Silver

It drifts aimless­ ly in waves. Very difficult to see in water, it may not be noticed until it stings.

Crystal

As it floats along on the waves, it uses its toxic feelers to stab anything it touches.

Evolution Chain

tentacool
Tentacool
Level 30
tentacruel
Tentacruel

Pokédex & Training Data

Classification Jellyfish Pokémon
Height 0.9 m (2'11")
Weight 45.5 kg (100.3 lbs)
Abilities N/A in Gen II
EV Yield +1 Sp. Def
Catch Rate 190
Base Friendship 70
Growth Rate slow
Gender Ratio
♂ ♀
Egg Groups Water3

Pokédex Numbers

Kanto (R/B/Y) #072
Johto (G/S/C) #162
Hoenn (R/S/E) #066
Sinnoh (D/P) #136
Sinnoh (Plat.) #136
Johto (HG/SS) #164
Kalos (Coastal) #025
Hoenn (OR/AS) #068
Alola (S/M) #106
Alola (US/UM) #129
Hisui #170
National #072
Isle of Armor #040
Blueberry #050

Held Items

None in this generation.

Game Locations

Cherrygrove City Area
Cianwood City Area
Cinnabar Island Area
Johto Route 32 Area
Johto Route 34 Area
Johto Sea Route 40 Area
Johto Sea Route 41 Area
Kanto Route 12 Area
Kanto Route 13 Area
Kanto Route 26 Area
Kanto Route 27 Area
Kanto Sea Route 19 Area
Kanto Sea Route 20 Area
Kanto Sea Route 21 Area
New Bark Town Area
Olivine City Area
Pallet Town Area
Union Cave B2f
Vermilion City Area
Vermilion City Ss Anne Dock
Whirl Islands 1f

Learned Moves

Level Up Moves

Gold/Silver
Lvl Name Class Power Acc. PP Effect
1 Poison Sting
15 100% 35 Has a 30% chance to poison the target.
6 Supersonic
— 55% 20 Confuses the target.
12 Constrict
10 100% 35 Has a 10% chance to lower the target’s Speed by one stage.
19 Acid
40 100% 30 Has a 10% chance to lower the target’s Special Defense by one stage.
25 Bubble Beam
65 100% 20 Has a 10% chance to lower the target’s Speed by one stage.
30 Wrap
15 90% 20 Prevents the target from fleeing and inflicts damage for 2-5 turns.
36 Barrier
— — 20 Raises the user’s Defense by two stages.
43 Screech
— 85% 40 Lowers the target’s Defense by two stages.
49 Hydro Pump
110 80% 5 Inflicts regular damage with no additional effect.
Crystal
Lvl Name Class Power Acc. PP Effect
1 Poison Sting
15 100% 35 Has a 30% chance to poison the target.
6 Supersonic
— 55% 20 Confuses the target.
12 Constrict
10 100% 35 Has a 10% chance to lower the target’s Speed by one stage.
19 Acid
40 100% 30 Has a 10% chance to lower the target’s Special Defense by one stage.
25 Bubble Beam
65 100% 20 Has a 10% chance to lower the target’s Speed by one stage.
30 Wrap
15 90% 20 Prevents the target from fleeing and inflicts damage for 2-5 turns.
36 Barrier
— — 20 Raises the user’s Defense by two stages.
43 Screech
— 85% 40 Lowers the target’s Defense by two stages.
49 Hydro Pump
110 80% 5 Inflicts regular damage with no additional effect.

TM/HM Moves

Gold/SilverCrystal
Name Class Power Acc. PP Effect
HM01 Cut
50 95% 30 Inflicts regular damage with no additional effect.
HM03 Surf
90 100% 15 Inflicts regular damage and can hit Dive users.
HM06 Whirlpool
35 85% 15 Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.
TM03 Curse
— — 10 Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense.
TM06 Toxic
— 90% 10 Badly poisons the target, inflicting more damage every turn.
TM10 Hidden Power
60 100% 15 Power and type depend upon user’s IVs. Power can range from 30 to 70.
TM13 Snore
50 100% 15 Has a 30% chance to make the target flinch. Only works if the user is sleeping.
TM14 Blizzard
110 70% 5 Has a 10% chance to freeze the target.
TM16 Icy Wind
55 95% 15 Has a 100% chance to lower the target’s Speed by one stage.
TM17 Protect
— — 10 Prevents any moves from hitting the user this turn.
TM18 Rain Dance
— — 5 Changes the weather to rain for five turns.
TM19 Giga Drain
75 100% 10 Drains half the damage inflicted to heal the user.
TM20 Endure
— — 10 Prevents the user’s HP from lowering below 1 this turn.
TM21 Frustration
— 100% 20 Power increases as happiness decreases, up to a maximum of 102.
TM27 Return
— 100% 20 Power increases with happiness, up to a maximum of 102.
TM32 Double Team
— — 15 Raises the user’s evasion by one stage.
TM34 Swagger
— 85% 15 Raises the target’s Attack by two stages and confuses the target.
TM35 Sleep Talk
— — 10 Randomly uses one of the user’s other three moves. Only works if the user is sleeping.
TM36 Sludge Bomb
90 100% 10 Has a 30% chance to poison the target.
TM44 Rest
— — 5 User sleeps for two turns, completely healing itself.
TM45 Attract
— 100% 15 Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.

Tutor Moves

Crystal
Name Class Power Acc. PP Effect
Ice Beam
90 100% 10 Has a 10% chance to freeze the target.

Egg Moves

Gold/SilverCrystal
Name Class Power Acc. PP Effect
Aurora Beam
65 100% 20 Has a 10% chance to lower the target’s Attack by one stage.
Haze
— — 30 Resets all Pokémon’s stats, accuracy, and evasion.
Mirror Coat
— 100% 20 Inflicts twice the damage the user received from the last special hit it took.
Rapid Spin
50 100% 40 Frees the user from binding moves, removes Leech Seed, and blows away Spikes.
Safeguard
— — 25 Protects the user’s field from major status ailments and confusion for five turns.

Base Stats

Hp 40
Attack 40
Defense 35
Sp. Atk 50
Sp. Def 100
Speed 70
Total 335

Type Defenses

(vs. Gen 6+ rules)

0.5x
0.5x
2x
0.5x
0.5x
0.5x
2x
2x
0.5x
0.5x
0.5x