Quoted By:
Mega Abomasnow, Regice, Cryogonal, Avalugg, Weavile, Cloyster, Mamoswine, Froslass, Rotom-F, Piloswine, Jynx, Articuno, All Kyurems.
Vanilluxe and Glaceon are decent with hail support.
Lapras and Beartic are great with rain support.
The only reason there aren't more is because there aren't that many ice types.
