In the past, we've released card styles that don't have matching card art or a matching card set
Shoot Down is a natural next choice, and it's all Green, but it only hits creatures with flying and it's at sorcery speed
You sacrifice a green creature, search your library for some of the best green green creatures MTG has, and put it straight onto the battlefield
Squall is a card that grants double strike when attacking 'alone'
Sure, he still triggers off the deck's artifacts and enchantments, but the deck runs far more instants and sorceries and there's other Spellslinger payoffs like Guttersnipe
Magic is all about the little edges, and getting to spend a single extra mana each turn compared to your opponent adds up quickly in fair decks, and the extra mana allows unfair decks to win with blinding speed