Araquanid-Totem @ Waterium Z  
Ability: Water Bubble  
Level: 50  
EVs: 252 HP / 252 Atk / 4 Def  
Brave Nature  
IVs: 0 SpA / 0 Spe  
- Liquidation  
- Wide Guard  
- Bug Bite  
- Protect

Unown
Options:
- offensive: Poison Jab, Scald
- supportive: Lunge, Skitter Smack
- item: Mystic Water, Safety Goggles

Unown
Offensive calcs:
- 252+ Atk Water Bubble Araquanid-Totem Hydro Vortex (160 BP) vs. 252 HP / 0 Def Mega Dhelmise in Heavy Rain: 268-316 (151.4 - 178.5%) -- guaranteed OHKO
- 252+ Atk Water Bubble Araquanid-Totem Hydro Vortex (160 BP) vs. 0 HP / 0 Def Moltres-Galar: 220-259 (133.3 - 156.9%) -- guaranteed OHKO
- 252+ Atk Water Bubble Araquanid-Totem Hydro Vortex (160 BP) vs. 252 HP / 0 Def Mega Mawile: 168-198 (107 - 126.1%) -- guaranteed OHKO
- 252+ Atk Water Bubble Araquanid-Totem Hydro Vortex (160 BP) vs. 4 HP / 0 Def Mega Kangaskhan: 202-238 (111.6 - 131.4%) -- guaranteed OHKO
- -1 252+ Atk Water Bubble Araquanid-Totem Hydro Vortex (160 BP) vs. 236 HP / 4 Def Incineroar: 288-342 (144 - 171%) -- guaranteed OHKO
Defensive calcs:
- 252+ Atk Rillaboom Wood Hammer vs. 252 HP / 4 Def Araquanid-Totem in Grassy Terrain: 151-178 (86.2 - 101.7%) -- 12.5% chance to OHKO

Unown
Useful partners:
- Trick Room setter: Hatterene, Mega Slowking, Porygon2, Dusclops