Crabominable: Holding Assault Vest
Ability: Hyper Cutter
Nature: Adamant (Since no major EVs are going into attack, it helps having a slight boost)
EVs: 252 Defence, 252 Special Defence, 4 Attack
FOR USE IN SINGLE BATTLES
Crabominable has a decent base HP stat, with max Special Defence and a 50% boost from the Assault Vest it can tank most super effective Special hits. And with max Defence and a decent base stat it can usually withstand a super effective Physical hit.
Due to Crabominable's low base Speed stat, Avalance is boosted up to 120 Base Power. It's also powered up by STAB, and hits very hard as a result.
Strong move overall and deals with Crabominable's weaknesses to Steel and Fire Type.
Deals with Crabominable's weakness to Psychic Type, it's also powered up to 100 Base Power due to its low base Speed Stat.
Deals Damage depending on how little HP you have remaining, usually Crabominable can live a super effective hit and get a possible 100 or 200 Base Power hit. And is also powered up by STAB