194 cards found matching energy cost is at least 5

Elder Dragon
Eminent Benefactor
Fae Dragon
Falling Comet
Fate Weaver
Ferrous Forerunner
Final Spark
Firestorm
Garen, Commander
Garen, Rugged
Gearhead
Gentle Gemdragon
Gentlemen's Duel
Glasc Mixologist
Grand Strategem
Guardian of the Passage
Harnessed Dragon
Hostile Takeover
Hwei, Brooding Painter
Iascylla
Icathian Rain
Imperial Decree
Imposing Challenger
Inviolus Vox