Riftbound Unit: Escaped Grayback. [Empower] β€” Kill a friendly unit (Pay the cost: Empower me. Use only if not Empowered.) [Empowered][>] I have +2 [S].
Riftbound Spell: Isolate. Move an enemy unit from a battlefield to its base. Then, if there's an enemy unit alone at that battlefield, draw 1.
Riftbound Gear: Doran's Ring. [Equip] [C] ([C]: Attach this to a unit you control.)
Riftbound Gear: Doran's Ring. [Equip] [C] ([C]: Attach this to a unit you control.)
Riftbound Gear: Arena Bar. [T]: Buff an exhausted friendly unit. (If it doesn't have a buff, it gets a +1 [S] buff.)