1-36 of 227 cards where the attack is equal to 3

Abyssal Eye
Academy Prodigy
Adept Weaponsmith
Ahri
Akshan
Anivia
Aphelios
Arachnoid Horror
Arachnoid Sentry
Ardent Tracker
Astral Fox
Augmented Experimenter
Avarosan Marksman
Avarosan Outriders
Avarosan Trapper
Babbling Bjerg
Back Alley Barkeep
Bard
Bass of Burden
Belvethi Elder
Bilgerat Rascal
Black Rose Spy
Blinded Mystic
Bloodthirsty Marauder
Bomber Twins
Bouncer & Bolt
Boxtopus
Brutal Hunter
Buhru Leader
Buhru Sentinel
Caitlyn
Camavoran Soldier
Chempunk Pickpocket
Chronicler of Ruin
Claws of the Dragon
Cloud Drinker