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

Mega-Mech
Megatusk
Mindsplitter
Minotaur Reckoner
Miss Fortune, Captain
Monch
Mountain Drake
Needlessly Large Yordle
Ornn, Blacksmith
Peak Guardian
Perched Grimwyrm
Petty Officer
Playful Phantom
Poppy, Defender of the Meek
Poppy, Paragon
Rek'Sai, Swarm Queen
Rengar, Trophy Hunter
Revna the Lorekeeper
Rhasa the Sunderer
Rift Herald
Riptide Rex
Ruined Rex
Ruin Runner
Sai Scout