Utility
Balanced
335Low
70Moderate
DTier

Tentacool is technically a pre-evolution of Tentacruel, but it holds its own in formats where Eviolite is allowed. Only weak to Electric, Ground, and Psychic. Known as the Jellyfish Pokemon. Flexible enough to run physical or special sets.

Tentacool's spread isn't flashy. Sp. Def leads, Defense trails, 1 stats clear the bar. Common in the wild and worth 1 Sp. Def EV, on a slow 1.25M XP grind.

Base Stats
335Avg
HP40
D
Attack40
D
Defense35
F
Sp. Atk50
D
Sp. Def100
B
Speed70
C
Total335
Low <60
Avg 60-89
High 90-149
Top 150+
EV YieldDefeating Tentacool yields +1 SpD
HPAtkDefSpASpD+1Spe
Details
Catch190EasySlow1.25M XP0.9m / 2'11"45.5kg / 100.3 lbs67Base XP
Pokedex Entries

Its body is almost entirely composed of water. It ensnares its foe with its two long tentacles, then stabs with the poison stingers at their tips.

Emerald

Tentacool Weakness

Good

Tentacool is weak to Electric, Ground, and Psychic-type moves. 7 resistances give it solid defensive coverage on top of that. Tentacool's special bulk (base 100 Sp.Def) helps absorb special-type weaknesses, though physical moves exploit the lower Defense.

Gen III Type Chart
  • Dark and Steel types added — Fairy does not exist yet
  • Moves are Physical or Special based on type, not per move
4xCriticali
None
¼xResisti
None
0xImmunei
None
3Weak
7Resist
0Immune
Scorei+1
SpikesGrounded — up to 25%
Toxic SpikesAbsorbs on switch
Abilities
Clear BodyPrevents stats from being lowered by other Pokémon.
Liquid OozeDamages opponents using leeching moves for as much as they would heal.
Rain DishHAHeals for 1/16 max HP after each turn during rain.

Tentacool evolves into Tentacruel. It's a two-stage chain with the method shown below. A decent partner pool for breeding via one egg group. Eggs are average hatch time. Evolving adds up to 180 stat points total.

How to Evolve

2 Forms
Stat Comparison 2 Stages
Tentacool
WaterPoison
Tentacruel
WaterPoison
HP
40
80+40
ATK
40
70+30
DEF
35
65+30
SP.ATK
50
80+30
SP.DEF
100
120+20
SPE
70
100+30
BST
335C-Tier
515B-Tier+180
ROLE
Balanced
Pivot
TYPE
Utility
Mixed
Breeding
Very Easy

Breed Tentacool easily with 19 breeding partners from the Water3 egg group. Pass egg moves like Aurora Beam, Confuse Ray, Haze and 3 more to offspring.

Egg Groups
Water3
Gender
50.0%50.0%
Hatch Time
20 cycles·5,140 steps
Quick~5 min with Flame Body
Egg Moves
6moves
Breed With (best first)
crawdauntcorsolacorphishomastarkabutopsomanytekabutotentacruelcloysterstarmiekinglerstaryu

Best Build

No build content available for this Pokemon in Gen 3.

Try selecting a different game/generation filter, or check back later.

Breeding opens up real options for Tentacool. Aurora Beam and Confuse Ray come exclusively from egg moves, and they're worth the effort. The rest of the kit covers basics through Hydro Pump and Sludge Bomb and Normal and Ice coverage and more.

Level-Up Moves

Lv 1
Poison Sting
1510035Poison
Lv 6
Supersonic
5520Normal
Lv 12
Constrict
1010035Normal
Lv 19
Acid
4010030Poison
Lv 25
Bubble Beam
6510020Water
Lv 30
Wrap
158520Normal
Lv 36
Barrier
30Psychic
Lv 43
Screech
8540Normal
Lv 49
Hydro Pump
120805Water

TM Moves

Src
TM45
Attract
10015Normal
TM14
Blizzard
120705Ice
HM01
Cut
509530Normal
HM08
Dive
6010010Water
TM32
Double Team
15Normal
TM42
Facade
7010020Normal
TM21
Frustration
10020Normal
TM19
Giga Drain
751005Grass
TM07
Hail
10Ice
TM10
Hidden Power
6010015Normal
TM13
Ice Beam
9510010Ice
TM17
Protect+4
10Normal
TM18
Rain Dance
5Water
TM44
Rest
10Psychic
TM27
Return
10020Normal
TM43
Secret Power
7010020Normal
TM36
Sludge Bomb
9010010Poison
HM03
Surf
9510015Water
TM46
Thief
6010025Dark
TM06
Toxic
8510Poison
TM03
Water Pulse
6010020Water
HM07
Waterfall
8010015Water

Egg Moves

Src
Egg
Aurora Beam
6510020Ice
Egg
Confuse Ray
10010Ghost
Egg
Haze
30Ice
Egg
Mirror Coat-5
10020Psychic
Egg
Rapid Spin
5010040Normal
Egg
Safeguard
25Normal

Tutor Moves

Src
Tutor
Double-Edge
12010015Normal
Tutor
Endure+4
10Normal
Tutor
Icy Wind
559515Ice
Tutor
Mimic
10Normal
Tutor
Sleep Talk
10Normal
Tutor
Snore
4010015Normal
Tutor
Substitute
10Normal
Tutor
Swagger
9015Normal
Tutor
Swords Dance
30Normal

Tentacool's scattered across 109 spots in early-game fishing spots with high spawn rates. Check the list below for the closest location to wherever you are in the game. This one's quick.

Best Locations

Tentacool shows up in 109 fishing and surfing spots from Lv. 5-35. Plenty of options, and the list is sorted so the highest-rate locations at each progression stage come first.

Abandoned Ship - B1F
Surfing on waterLv.5-35CommonEarly
EASY
Abandoned Ship - B1F
Old RodLv.5-10CommonEarly
EASY
Abandoned Ship - B2F
Old RodLv.5-10CommonEarly
EASY
Abandoned Ship - B2F
Surfing on waterLv.5-35CommonEarly
EASY
Dewford Town
Old RodLv.5-10CommonEarlyCity
EASY
Ever Grande City
Old RodLv.5-10CommonEarlyCity
EASY
Ever Grande City
Surfing on waterLv.5-35CommonEarlyCity
EASY
Lilycove City
Old RodLv.5-10CommonEarlyCity
EASY
Lilycove City
Surfing on waterLv.5-35CommonEarlyCity
EASY
Mossdeep City
Old RodLv.5-10CommonEarlyCity
EASY
Mossdeep City
Surfing on waterLv.5-35CommonEarlyCity
EASY
Pacifidlog Town
Old RodLv.5-10CommonEarlyCity
EASY
Pacifidlog Town
Surfing on waterLv.5-35CommonEarlyCity
EASY
Route 103
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 103
Old RodLv.5-10CommonEarlyRoute
EASY
Route 105 - Outside
Old RodLv.5-10CommonEarlyRoute
EASY
Route 105 - Outside
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 106
Old RodLv.5-10CommonEarlyRoute
EASY
Route 106
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 107
Old RodLv.5-10CommonEarlyRoute
EASY
Route 107
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 108
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 108
Old RodLv.5-10CommonEarlyRoute
EASY
Route 109
Old RodLv.5-10CommonEarlyRoute
EASY
Route 109
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 110
Old RodLv.5-10CommonEarlyRoute
EASY
Route 110
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 115
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 115
Old RodLv.5-10CommonEarlyRoute
EASY
Route 118
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 119
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 121
Old RodLv.5-10CommonEarlyRoute
EASY
Route 121
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 122
Old RodLv.5-10CommonEarlyRoute
EASY
Route 122
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 123
Old RodLv.5-10CommonEarlyRoute
EASY
Route 123
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 124
Old RodLv.5-10CommonEarlyRoute
EASY
Route 124
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 125
Old RodLv.5-10CommonEarlyRoute
EASY
Route 125
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 126
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 126
Old RodLv.5-10CommonEarlyRoute
EASY
Route 127
Old RodLv.5-10CommonEarlyRoute
EASY
Route 127
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 128
Old RodLv.5-10CommonEarlyRoute
EASY
Route 128
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 129
Old RodLv.5-10CommonEarlyRoute
EASY
Route 129
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 130
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 130
Old RodLv.5-10CommonEarlyRoute
EASY
Route 131
Old RodLv.5-10CommonEarlyRoute
EASY
Route 131
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 132
Old RodLv.5-10CommonEarlyRoute
EASY
Route 132
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 133
Old RodLv.5-10CommonEarlyRoute
EASY
Route 133
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Route 134
Old RodLv.5-10CommonEarlyRoute
EASY
Route 134
Surfing on waterLv.5-35CommonEarlyRoute
EASY
Seafloor Cavern - Entrance
Old RodLv.5-10CommonEarlyCave
EASY
Seafloor Cavern - Entrance
Surfing on waterLv.5-35CommonEarlyCave
EASY
Seafloor Cavern - Room 6
Old RodLv.5-10CommonEarlyCave
EASY
Seafloor Cavern - Room 6
Surfing on waterLv.5-35CommonEarlyCave
EASY
Seafloor Cavern - Room 7
Surfing on waterLv.5-35CommonEarlyCave
EASY
Seafloor Cavern - Room 7
Old RodLv.5-10CommonEarlyCave
EASY
Shoal Cave - 1F Room 1, High Tide
Old RodLv.5-10CommonEarlyCave
EASY
Shoal Cave - 1F Room 1, High Tide
Surfing on waterLv.5-35CommonEarlyCave
EASY
Shoal Cave - 1F Room 2, High Tide
Old RodLv.5-10CommonEarlyCave
EASY
Shoal Cave - 1F Room 2, High Tide
Surfing on waterLv.5-35CommonEarlyCave
EASY
Slateport City
Old RodLv.5-10CommonEarlyCity
EASY
Slateport City
Surfing on waterLv.5-35CommonEarlyCity
EASY
Sootopolis City
Old RodLv.5-10CommonEarlyCity
EASY
Abandoned Ship - B1F
Good RodLv.10-30CommonEarly
EASY
Abandoned Ship - B2F
Good RodLv.10-30CommonEarly
EASY
Dewford Town
Good RodLv.10-30UncommonEarlyCity
MODERATE
Lilycove City
Good RodLv.10-30UncommonEarlyCity
MODERATE
Mossdeep City
Good RodLv.10-30UncommonEarlyCity
MODERATE
Pacifidlog Town
Good RodLv.10-30UncommonEarlyCity
MODERATE
Route 103
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 105 - Outside
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 106
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 107
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 108
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 109
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 110
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 115
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 118
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 119
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 121
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 122
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 123
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 124
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 125
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 126
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 127
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 129
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 130
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 131
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 132
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 133
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Route 134
Good RodLv.10-30UncommonEarlyRoute
MODERATE
Seafloor Cavern - Entrance
Good RodLv.10-30UncommonEarlyCave
MODERATE
Seafloor Cavern - Room 6
Good RodLv.10-30UncommonEarlyCave
MODERATE
Seafloor Cavern - Room 7
Good RodLv.10-30UncommonEarlyCave
MODERATE
Shoal Cave - 1F Room 1, High Tide
Good RodLv.10-30UncommonEarlyCave
MODERATE
Shoal Cave - 1F Room 2, High Tide
Good RodLv.10-30UncommonEarlyCave
MODERATE
Slateport City
Good RodLv.10-30UncommonEarlyCity
MODERATE
Abandoned Ship - B1F
Super RodLv.25-35CommonMid
EASY
Abandoned Ship - B2F
Super RodLv.25-35CommonMid
EASY
  • Tentacool isn't fully evolved, so it's not built for competitive play. You'll want to evolve it into Tentacruel to unlock its full potential. At 335 BST, it's a stepping stone rather than a team anchor.

  • Tentacool's biggest threats include Jolteon (Electric), Rhydon (Ground), and Alakazam (Psychic), all carrying super-effective STAB moves.

  • Tentacool evolves into Tentacruel at level 30. Tentacool is the base form of this evolutionary line.

  • Clear Body is the go-to ability for Tentacool. It prevents stats from being lowered by other Pokémon. Its hidden ability Rain Dish can work in specific setups. Liquid Ooze is the other option — pick based on what your team needs.

  • Tentacool fills the balanced role. It's leaning toward the special side (base 50 Sp. Atk). Base 70 Speed is workable — faster than some, slower than many.

  • Tentacool appears in 21 games, including Yellow, Red & Blue, and Gold & Silver.

Tentacool has been part of the series since Red & Blue, appearing in 21 titles across all 9 generations. As a Gen 1 original, it's one of the most consistently available Pokemon in the franchise.