Storm-Kiln Artist + Flamehold Grappler + Narset's Reversal + Rite of Replication
Other: Infinite ETB, Infinite storm count, Infinite creature tokens, Infinite magecraft triggers
Cast Flamehold Grappler by paying {U}{R}{W}.
When Flamehold Grappler enters the battlefield, it triggers, copying the next spell you cast this turn.
Cast Rite of Replication by paying its mana cost, targeting Flamehold Grappler.
Flamehold Grappler and Storm-Kiln Artist trigger.
Resolve the Storm-Kiln Artist trigger, creating a Treasure token.
Resolve the Flamehold Grappler trigger, copying Rite of Replication, with the copy targeting Flamehold Grappler.
Storm-Kiln Artist triggers, creating a Treasure token.
Resolve the copy of Rite of Replication, creating a token copy of Flamehold Grappler.
When the token Flamehold Grappler enters the battlefield, it triggers, copying the next spell you cast this turn.
Holding priority, activate two Treasures by tapping and sacrificing them, adding {U}{U}.
Cast Narset's Reversal by paying {U}{U}, targeting Rite of Replication
Flamehold Grappler and Storm-Kiln Artist trigger.
Resolve the Storm-Kiln Artist trigger, creating a Treasure token.
Resolve the Flamehold Grappler trigger, copying Narset's Reversal, with the copy targeting the original Narset's Reversal.
Storm-Kiln Artist triggers, creating a Treasure token.
Resolve the copy of Narset's Reversal, returning the original Narset's Reversal to your hand and creating a copy of Narset's Reversal targeting Rite of Replication.
Storm-Kiln Artist triggers, creating a Treasure token.
Resolve the Narset's Reversal copy, returning Rite of Replication to your hand and creating a copy of Rite of Replication targeting Flamehold Grappler.
Storm-Kiln Artist triggers, creating a Treasure token.
Resolve the Rite of Replication copy, creating a token copy of Flamehold Grappler.
When the token Flamehold Grappler enters the battlefield, it triggers, copying the next spell you cast.
Activate up to four Treasures by tapping and sacrificing them, adding enough mana to cast Rite of Replication.
Repeat from step 3.
Cards: Storm-Kiln Artist, Flamehold Grappler, Narset's Reversal, Rite of Replication
