Riftbound Unit: Raging Firebrand. When you play me, the next spell you play this turn costs [5] less.
Riftbound Spell: Desert's Call. [Repeat] [2] (You may pay the additional cost to repeat this spell's effect.) Play a 2 [S] Sand Soldier unit token.
Riftbound Spell: Combat Experience. [Reaction] (Play any time, even before spells and abilities resolve.) Give a unit +1 [S] this turn. [Level 6][>] Give it +3 [S] this turn instead. (While you have 6+ XP, get the effect.)
Riftbound Spell: Twilight Shroud. Give a friendly unit +1 [S] this turn. It can't be chosen by enemy spells and abilities this turn. [Flow] [2] (You may play this from your trash for its Flow cost. Then banish it.)