Eviolite Chest Gimmighoul concept (Pokémon Scarlet/Violet)
252 HP 126 Def 126 Sp Def EVs w/Eviolite
Max IVs except 0 Speed if Trick Room
Substitute
Sleep Talk
Night Shade
Rest
(Use Leech Seed and Reflect/Light for extra support. In this battle I think Leech Seed but not Reflect/Light screen was up. It still performs bad sometimes, is surprisingly bulky in other situations, but just for fun.)