Riftbound Unit: Kadregrin the Infernal. When you play me, draw 1 for each of your [Mighty] units. (A unit is Mighty while it has 5+ [S].)
Riftbound Unit: Ribbon Dancer. When I move to a battlefield, give another friendly unit +1 [S] this turn.
Riftbound Spell: Skyward Strike. Move an enemy unit. [Level 6][>] [Stun] an enemy unit. (While you have 6+ XP, get the effect. A stunned unit doesn't deal combat damage this turn.)
Riftbound Unit: Akali, Silent. I can't be chosen by enemy spells and abilities unless I'm in combat. When I move to a battlefield, give me +2 [S] this turn.