Red/Blue
Once it strikes, it will not stop draining energy from the victim even if it gets too heavy to fly.
Yellow
It attacks in a stealthy manner, without warning. Its sharp fangs are used to bite and suck blood.
Evolution Chain
Level 22
Pokédex Data
Classification
Bat Pokémon
Height
1.6 m (5'03")
Weight
55.0 kg (121.3 lbs)
Abilities
N/A in Gen I
Game Locations
- Cerulean Cave 1f
- Cerulean Cave 2f
- Cerulean Cave B1f
- Kanto Victory Road 2 1f
- Kanto Victory Road 2 2f
- Kanto Victory Road 2 3f
- Seafoam Islands 1f
- Seafoam Islands B1f
- Seafoam Islands B2f
- Seafoam Islands B3f
- Seafoam Islands B4f
Training
EV Yield
+2 speed
Catch Rate
90
Base Friendship
70
Growth Rate
medium
Learned Moves
Level Up Moves
Red/Blue
| Lvl | Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|---|
| 1 | Bite | 60 | 100% | 25 | Has a 30% chance to make the target flinch. | |
| 1 | Screech | — | 85% | 40 | Lowers the target's Defense by two stages. | |
| 1 | Leech Life | 80 | 100% | 10 | Drains half the damage inflicted to heal the user. | |
| 10 | Supersonic | — | 55% | 20 | Confuses the target. | |
| 15 | Bite | 60 | 100% | 25 | Has a 30% chance to make the target flinch. | |
| 21 | Confuse Ray | — | 100% | 10 | Confuses the target. | |
| 32 | Wing Attack | 60 | 100% | 35 | Inflicts regular damage with no additional effect. | |
| 43 | Haze | — | — | 30 | Resets all Pokémon's stats, accuracy, and evasion. |
Yellow
| Lvl | Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|---|
| 1 | Bite | 60 | 100% | 25 | Has a 30% chance to make the target flinch. | |
| 1 | Screech | — | 85% | 40 | Lowers the target's Defense by two stages. | |
| 1 | Leech Life | 80 | 100% | 10 | Drains half the damage inflicted to heal the user. | |
| 10 | Supersonic | — | 55% | 20 | Confuses the target. | |
| 15 | Bite | 60 | 100% | 25 | Has a 30% chance to make the target flinch. | |
| 21 | Confuse Ray | — | 100% | 10 | Confuses the target. | |
| 32 | Wing Attack | 60 | 100% | 35 | Inflicts regular damage with no additional effect. | |
| 43 | Haze | — | — | 30 | Resets all Pokémon's stats, accuracy, and evasion. |
TM/HM Moves
Red/BlueYellow
| Name | Class | Power | Acc. | PP | Effect |
|---|---|---|---|---|---|
| TM02 Razor Wind | 80 | 100% | 10 | Requires a turn to charge before attacking. | |
| TM04 Whirlwind | — | — | 20 | Immediately ends wild battles. Forces trainers to switch Pokémon. | |
| TM06 Toxic | — | 90% | 10 | Badly poisons the target, inflicting more damage every turn. | |
| TM09 Take Down | 90 | 85% | 20 | User receives 1/4 the damage it inflicts in recoil. | |
| TM10 Double Edge | 120 | 100% | 15 | User receives 1/3 the damage inflicted in recoil. | |
| TM15 Hyper Beam | 150 | 90% | 5 | User foregoes its next turn to recharge. | |
| TM20 Rage | 20 | 100% | 20 | If the user is hit after using this move, its Attack rises by one stage. | |
| TM21 Mega Drain | 40 | 100% | 15 | Drains half the damage inflicted to heal the user. | |
| TM31 Mimic | — | — | 10 | Copies the target's last used move. | |
| TM32 Double Team | — | — | 15 | Raises the user's evasion by one stage. | |
| TM34 Bide | — | — | 10 | User waits for two turns, then hits back for twice the damage it took. | |
| TM39 Swift | 60 | — | 20 | Never misses. | |
| TM44 Rest | — | — | 5 | User sleeps for two turns, completely healing itself. | |
| TM50 Substitute | — | — | 10 | Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks. |
Base Stats
Hp
75
Attack
80
Defense
70
Sp. Atk
65
Sp. Def
75
Speed
90
Total
455
Type Defenses
(vs. Gen 6+ rules)