Ice Ball is learned by 6 species by level and 3 by egg

Effect, in PokéAPI's words

“Power doubles every turn this move is used in succession after the first, resetting after five turns.”

Who learns it

9 species in all, 8 of 15 games shown

Legends Arceus: 1 species

Species	Method	Level
Glalie	Level up	1

Ultra Sun and Ultra Moon: 8 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Bergmite	Level up	30
Avalugg	Level up	30
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

Sun and Moon: 8 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Bergmite	Level up	30
Avalugg	Level up	30
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

Omega Ruby and Alpha Sapphire: 8 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Bergmite	Level up	30
Avalugg	Level up	30
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

X and Y: 8 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Bergmite	Level up	30
Avalugg	Level up	30
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

Black 2 and White 2: 6 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

Black and White: 6 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Poliwag	Egg
Delibird	Egg
Mudkip	Egg

HeartGold and SoulSilver: 6 species

Species	Method	Level
Spheal	Level up	13
Sealeo	Level up	13
Walrein	Level up	13
Poliwag	Egg
Delibird	Egg
Mudkip	Egg