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

Alpha Wildclaw
Angler Beast
Anivia, Primal
Arachnoid Horror
Armed Assailant
Atakhan
Azir, Ascendant
Bandle Soldier
Baron Nashor
Battering Ram
Beast Below
Bilgewater Bully
Blazing Scorcher
Blitzcrank, Impassive
Brazen Buccaneer
Breakneck Mech
Brynhir Thundersong
Captain Farron
Carnivorous Snapvine
Combat Chef
Commander Ledros
Corina Veraza
Cruel Patron
Daisy!