Learnt by Level Up

These Pokémon learn Acid Spray at the level specified

Name ⇧⇩	Level ⇧⇩	Type ⇧⇩
Ekans	28	poison
Arbok	32	poison
Tentacool	26	water poison
Tentacruel	26	water poison
Gulpin	34	poison
Swalot	38	poison
Stunky	32	poison dark
Skuntank	32	poison dark
Trubbish	12	poison
Garbodor	12	poison
Karrablast	16	bug
Escavalier	16	bug steel
Eelektrik	49	electric
Accelgor	1	bug
Sliggoo	0	dragon
Goodra	1	dragon
Mareanie	40	poison water
Toxapex	42	poison water
Nihilego	47	rock poison
Flapple	4	grass dragon
Toxtricity Amped	1	electric poison
Shroodle	5	poison normal
Grafaiai	5	poison normal
Glimmet	7	rock poison
Glimmora	7	rock poison
Iron Moth	1	fire poison
Grimer Alola	15	poison dark
Muk Alola	15	poison dark
Toxtricity Low Key	1	electric poison
Goodra Hisui	1	steel dragon

Learnt through Breeding (Egg Moves)

These Pokémon learn Acid Spray through Breeding (Egg Moves) at the level specified

Name ⇧⇩	Level ⇧⇩	Type ⇧⇩
Bellsprout	0	grass poison
Grimer	0	poison
Wooper	0	water ground
Qwilfish	0	water poison
Remoraid	0	water
Carnivine	0	grass
Scraggy	0	dark fighting
Ferroseed	0	grass steel
Qwilfish Hisui	0	dark poison
Wooper Paldea	0	poison ground

Learnt by Technical Machines (TMs)

These Pokémon learn Acid Spray by Technical Machines the level specified

Name ⇧⇩	Level ⇧⇩	Type ⇧⇩
Venonat	0	bug poison
Venomoth	0	bug poison
Muk	0	poison
Gastly	0	ghost poison
Haunter	0	ghost poison
Gengar	0	ghost poison
Mew	0	psychic
Quagsire	0	water ground
Seviper	0	poison
Croagunk	0	poison fighting
Toxicroak	0	poison fighting
Arceus	0	normal
Eelektross	0	electric
Skrelp	0	poison water
Dragalge	0	poison dragon
Salandit	0	poison fire
Salazzle	0	poison fire
Sneasler	0	fighting poison
Armarouge	0	fire psychic
Tadbulb	0	electric
Bellibolt	0	electric
Toedscool	0	ground grass
Toedscruel	0	ground grass
Varoom	0	steel poison
Revavroom	0	steel poison
Clodsire	0	poison ground
Slowbro Galar	0	poison psychic
Slowking Galar	0	poison psychic
Sneasel Hisui	0	fighting poison
Sliggoo Hisui	0	steel dragon