Prerequisites
- Jorn, God of Winter // Kaldring, the Rimestaff on the battlefield
- Moritte of the Frost on the battlefield
- Lithoform Engine in hand or on the battlefield or in the command zone or in exile or in the graveyard or in the library
- Jorn does not have summoning sickness
- Snow permanents you control can tap to produce at least
Steps
- Declare Jorn as an attacker, triggering its ability
- Holding priority, activate all mana producing snow permanents you control by tapping them, adding at least
- Activate Moritte of the Frost's first ability by paying and tapping it, copying Jorn's triggered ability
- Resolve the copy of Jorn's ability, untapping all snow permanents you control
- Repeat from step 4
Results
Required Cards 3
Jorn, God of Winter // Kaldring, the Rimestaff
Legendary Snow Creature — God // Legendary Snow Artifact
Moritte of the Frost
Legendary Snow Creature — Shapeshifter
Lithoform Engine
Legendary Artifact