37-72 of 391 cards where the cost is equal to 2

Bone Skewer
Boom Baboon
Boomcrew Rookie
Bouncer & Bolt
Boxtopus
Brightsteel Protector
Brothers' Bond
Calculated Creations
Calibrum
Called Shot
Call the Pack
Careful Preparation
Caught in the Cold
Charm
Chempunk Pickpocket
Chirean Sumpworker
Claws of the Dragon
Clockwork Curator
Clump of Whumps
Combat Reel
Conchologist
Concurrent Timelines
Confront
Coral Creatures
Corrupted Scythe
Crawling Viperwyrm
Crescendum
Crest of Insight
Crimson Aristocrat
Crimson Disciple
Crowd Pleaser
Crystal Arrow
Cursed Keeper
Darkbulb Acolyte
Death Lotus
Death Ray - Mk 2