Riftbound Spell: Blood Rush. [Action] (Play on your turn or in showdowns.) [Repeat] [1] (You may pay the additional cost to repeat this spell's effect.) Give a unit [Assault 2]. (+2 [M] while it's an attacker.)
Riftbound Spell: Flurry of Blades. [Reaction] (Play any time, even before spells and abilities resolve.) Deal 1 to all units at battlefields.
Riftbound Spell: Morbid Return. [Action] (Play on your turn or in showdowns.) Return a unit from your trash to your hand.
Riftbound Spell: The Harrowing. Play a unit from your trash, ignoring its Energy cost. (You must still pay its Power cost.)
Riftbound Spell: Hidden Blade. [Hidden] (Hide now for [A] to react with later for [0].) [Action] (Play on your turn or in showdowns.) Kill a unit at a battlefield. Its controller draws 2.