Arceus-Poison @ Toxic Plate
Ability: Multitype
EVs: 252 HP / 4 SpA / 252 Spe
Timid Nature
- Calm Mind
- Sludge Bomb
- Recover
- Earth Power / Fire Blast
(Can be physical if you want)
Arceus Poison is a Counter to GeoXern because of its good bulk, resistance to Moonblast, neutrality/resistance to common coverage moves, and reliable recovery. Sludge Bomb also allows it to chip down the switch in after it forces out Xern.
4 SpA Toxic Plate Arceus-Poison Sludge Bomb vs. 0 HP / 0 SpD Xerneas: 278-330 (70.7 - 83.9%) -- guaranteed 2HKO
+2 252+ SpA Fairy Aura Xerneas Moonblast vs. 252 HP / 0 SpD Arceus-Poison: 195-229 (43.9 - 51.5%) -- 9.4% chance to 2HKO
+2 252+ SpA Xerneas Thunder vs. 252 HP / 0 SpD Arceus-Poison: 226-267 (50.9 - 60.1%) -- guaranteed 2HKO (You Calm Mind first)
+2 252+ SpA Xerneas Thunder vs. +1 252 HP / 0 SpD Arceus-Poison: 152-179 (34.2 - 40.3%) -- guaranteed 3HKO
4 SpA Toxic Plate Arceus-Poison Sludge Bomb vs. +2 0 HP / 0 SpD Xerneas: 140-168 (35.6 - 42.7%) -- guaranteed 3HKO
+1 4 SpA Toxic Plate Arceus-Poison Sludge Bomb vs. +2 0 HP / 0 SpD Xerneas: 210-248 (53.4 - 63.1%) -- guaranteed 2HKO