Your search for "Channeler 190/236" revealed the following:
Channeler - 190/236 - Uncommon from Sun & Moon: Unified Minds, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: TOKIYA Card Text:Remove all effects of attacks on you and each of your Pokémon.
Channeler - 190/236 - Uncommon - Reverse Holo from Sun & Moon: Unified Minds, available at 401 Games Canada. Rarity: Uncommon Finish: Reverse Holo Artist: TOKIYA Card Text:Remove all effects of attacks on you and each of your Pokémon.
Channeler - 232/236 - Full Art Ultra Rare from Sun & Moon: Unified Minds, available at 401 Games Canada. Rarity: Ultra Rare Finish: Holofoil Artist: TOKIYA Card Text:Remove all effects of attacks on you and each of your Pokémon.