172 cards found matching has might, might is at least 5

Alpha Wildclaw
Ambessa, Respected and Feared
Angler Beast
Anivia, Primal
Arachnoid Horror
Armed Assailant
Astral Heron
Atakhan
Aurok General
Azir, Ascendant
Baccai Sandspinner
Bandle Soldier
Baron Nashor
Battering Ram
Beast Below
Bilgewater Bully
Blazing Scorcher
Blitzcrank, Impassive
Brazen Buccaneer
Breakneck Mech
Brynhir Thundersong
Captain Farron
Carnivorous Snapvine
Cloud Drake