304 cards found matching energy cost is greater than 3

Jaull-Fish
Jax, Unmatched
Jax, Unrelenting
Jayce, Man of Progress
Jeweled Colossus
Jhin, Meticulous Killer
Jhin, Murderous Artist
Jinx, Rebel
Kadregrin the Infernal
Kai'Sa, Evolutionary
Kai'Sa, Survivor
Karma, Channeler
Katarina, Reckless
Kato the Arm
Kayn, Unleashed
Kha'Zix, Evolving Hunter
Kha'Zix, Mutating Horror
King's Edict
Kinkou Monk
Laurent Duelist
LeBlanc, Everywhere at Once
Lee Sin, Ascetic
Lee Sin, Centered
Leona, Determined