I'd like to suggest Cosmoem be added to the threat list - it gets every single one of Tapu Fini, Solgaleo, Lunala, and Nihilego's moves, resulting in an incredible movelist - Mean Look, Haze, Whirlpool, Soak, Refresh, Defog, Nature's Madness, Toxic, Light Screen, Protect, Torment, Scald, Sleep...