Riftbound Battlefield: Sandswept Tomb. Each spell that chooses one or more units here that are friendly to it costs [A] less.
Riftbound Unit: Safety Inspector. You may spend 3 XP as an additional cost to play me. When you play me, each player must kill one of their units. If you paid my additional cost, you don't kill a unit this way.
Riftbound Spell: Drag Under. [Action] (Play on your turn or in showdowns.) I cost [2] less to play from anywhere other than your hand. Kill a unit at a battlefield.
Riftbound Unit: Sett, Brawler. When I'm played and when I conquer, buff me. (If I don't have a buff, I get a +1 [S] buff.) Spend my buff: Give me +4 [S] this turn.