Arctovish @ Life Orb  
Ability: Slush Rush  
Level: 50  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
IVs: 0 SpA  
- Fishious Rend  
- Protect  
- Icicle Crash  
- Psychic Fangs

Unown
Options:
- offensive: Rock Slide
- item: Choice Band

Unown
Offensive calcs:
- -1 252+ Atk Life Orb Arctovish Fishious Rend (170 BP) vs. 236 HP / 4 Def Incineroar: 237-281 (118.5 - 140.5%) -- guaranteed OHKO
- 252+ Atk Life Orb Arctovish Fishious Rend (170 BP) vs. 252 HP / 0 Def Mega Dhelmise in Heavy Rain: 218-257 (123.1 - 145.1%) -- guaranteed OHKO

Unown
Useful partners:
- Hail setter: Mega Alolan Ninetales, Mega Aurorus
- answers to Mega Empoleon: Fighting or Ground Pokémon