Riftbound Unit: Astral Heron. When you play your first card each turn, if I'm at a battlefield, your next card costs [2][A][A] less.
Riftbound Spell: Flurry of Feathers. [Reaction] Choose one — - Counter a spell. - Play four 1 [S] Bird unit tokens with [Deflect]. (Opponents must pay [A] to choose them with a spell or ability.)
Riftbound Unit: Legion Quartermaster. As an additional cost to play me, return a friendly gear to its owner's hand.
Riftbound Unit: Clockwork Keeper. As you play me, you may pay [C] as an additional cost. If you do, draw 1.