Ice (type)

The Ice-type is one of the eighteen official Pokémon types. Notable Trainer(s) who specialize in Ice-type Pokémon include Alice, the Gym Leader of Subhail City. Also, Keira uses a Baablizz fairly late into the main story, Rick uses a Pinglade near the end, Wade uses a Jelliking on his team, Castellan Lizzy uses a Mega Cryodra as her ace Pokémon when battling her in Rassic City, among others.

Pokémon
There are 39 Ice-type Pokémon in Solar Light and Lunar Dark, which is 10.89% of all Pokémon in Rikoto (not counting forms).

Trivia

 * The Ice-type is the worst Pokémon Type defensively, being resistant only to itself. This "resistant to itself" thing is a very common occurrence, but it doesn't happen with every Type.