Gengar

GhostPoisonImmune to Ground, Has a final attack

Level-up moves 13

Lv	Move	Type	Cat	Pow	Acc	PP
1	Acid An attack that may lower Defense (10% chance).	Poison	Spec	40	100	30
1	Confuse Ray A move that causes confusion.	Ghost	Stat	—	100	10
1	Hypnosis May put the foe to sleep.	Psychic	Stat	—	55	20
10	Disable Disables the foe's most recent move.	Normal	Stat	—	100	20
13	Mean Look Prevents fleeing or switching.	Normal	Stat	—	100	5
16	Night Shade The user's level equals damage HP.	Ghost	Spec	—	100	15
22	Will-O-Wisp An attack that may cause a burn.	Fire	Stat	—	85	15
25	Sludge An attack that may poison the foe (30% chance).	Poison	Spec	65	100	20
30	Shadow Ball An attack that may lower Spcl.Def (20% chance).	Ghost	Spec	80	100	15
35	Defog Clears the field of all effects.	Flying	Stat	—	100	15
40	Sludge Bomb An attack that may poison the foe (30% chance).	Poison	Spec	90	100	15
45	Dream Eater Steals HP from a sleeping victim.	Psychic	Spec	100	100	15
48	Destiny Bond The foe faints if the user does.	Ghost	Stat	—	100	5

* a legal move, just moved to level-up · ** new to this game

#	Move · where to get it	Type	Pow
TM01	Drain Punch Cianwood Gym	Fighting	80
TM02	Headbutt Ilex Forest	Normal	70
TM03	Curse Dark Cave Blackthorn Entrance	Ghost	—
TM04	Aura Sphere Ruins of Alph Aerodactyl Item Room	Fighting	80
TM06	Toxic Cinnabar Lab	Poison	—
TM08	Rock Smash Ruins of Alph Kabuto Item Room	Fighting	50
TM11	Sunny Day Route 27	Fire	—
TM15	Hyper Beam Cinnabar Lab; sold at Celadon Dept. Store 3F	Normal	150
TM17	Protect Viridian City	Normal	—
TM18	Rain Dance Lake of Rage	Water	—
TM19	Giga Drain Viridian Forest	Grass	90
TM25	Thunder Goldenrod Game Corner, Old Lighthouse	Electric	120
TM27	Return Goldenrod Gym	Normal	—
TM29	Psychic Cianwood City	Psychic	90
TM30	Shadow Ball Ecruteak Gym	Ghost	80
TM31	Thunderbolt Lake of Rage	Electric	95
TM33	Ice Punch Cherrygrove Ruins; sold at Goldenrod Dept. Store 5F	Ice	75
TM35	Sleep Talk Goldenrod Underground Warehouse	Normal	—
TM36	Sludge Bomb Route 43	Poison	90
TM39	Swift Violet Gym	Normal	60
TM40	Double-Edge Route 45	Normal	120
TM41	Thunderpunch Cherrygrove Ruins; sold at Goldenrod Dept. Store 5F	Electric	75
TM42	Substitute Celadon Game Corner Prize Room, Cherrygrove Ruins	Normal	—
TM44	Rest Ice Path B2F Blackthorn Side	Psychic	—
TM45	Taunt Goldenrod Underground Warehouse	Dark	—
TM48	Fire Punch Cherrygrove Ruins; sold at Goldenrod Dept. Store 5F	Fire	75
TM50	Dark Pulse Dark Cave Blackthorn Entrance	Dark	80
HM04	Strength Olivine City	Normal	80

Area	Method	Level
Ancient Hall Stairs	Overworld (aggressive)	76-90
Cerulean Cave	Grass	70-77
Cinnabar Lab	Grass (night)	57-69
Cinnabar Lab	Overworld (aggressive)	57-64
Dark Cave Blackthorn Entrance	Grass	41-61
Dark Cave Blackthorn Entrance	Overworld (aggressive)	62-64
Lavender Forest	Overworld (aggressive)	62-77
Rock Tunnel 1F	Grass (night)	36-51
Rock Tunnel 1F	Grass (morning/day)	36-51
Rock Tunnel B1F	Grass	36-51
Route 13	Grass (night)	38-77
Route 37	Overworld (aggressive)	24-41
Route 8	Overworld (aggressive)	61-64
Silver Cave Room 1	Grass (night)	70-80
Silver Cave Room 1	Overworld	70-75
Sprout Tower B1F	Grass	31-41	5% rare
Tin Tower 8F	Grass	42-64
Tin Tower 8F	Overworld (aggressive)	61-62
Tin Tower 9F	Grass	42-64
Victory Road	Grass (night)	55-62
Victory Road	Grass (morning/day)	55-62

Abilities, as the game's own documentation describes them (all active at once): Immune to Ground attacks; Has a final attack upon defeat
Catch rate 45
Base experience 190
Growth rate: Medium Slow
Egg groups: Indeterminate
Move tutors: Calm Mind, Nasty Plot