Prepare Your Bot does some stuff with Robots, but the important bit is that it can ready a chosen item
Group slug decks also benefit from some of these punisher cards
That power comes via Madam Mim, Rival of Merlins Gruesome and Grim ability, which allows her to be exerted to play a character with a four-ink cost or less for free
Tutors: Transmute Artifact, Gamble, Mystical Tutor, Personal Tutor Ramp: Mana Crypt, Solemn Simulacrum, Thran Dynamo, Gilded Lotus, Mana Vault, Grim Monolith, Basalt Monolith, Voltaic Key, Coalition Relic Disruption: Force of Will, Mana Drain, Counterflux, Vandalblast, Blasphemous Act, Pongify, Rapid Hybridization, Cyclonic Rift Draw: Rhystic Study, Recurring Insight, Consecrated Sphinx Utility: Lightning Greaves, Ral Zarek, Time Stretch, Dack Fayden, Sensei's Divining Top Lands: Academy Ruins, Strip Mine, [Reliquary Tower]], Command Tower, Sulfur Falls, Steam Vents, Shivan Reef, Desolate Lighthouse, Cascade Bluffs, Scalding Tarn, Volcanic Island, Minamo, School at Water's Edge, Ancient Tomb, Myriad Landscape If you're mad enough to fully bling out a Coin Flip deck, then here's a list for you to ponder: Next One's A Secret

While it gives the bonus of dealing additional damage by letting you reveal Dragon Creature cards from your hand, the base of dealing two damage to any target and leaving behind a Battle with a potent transformation is plenty good enough to see play in the Standard Mono-Red Aggro deck with zero Dragons