Infinite mana permanents you control can produce, Infinite untap of creatures you control, Infinite mana creatures you control can produce
Float at least in your mana pool.
Activate Doubling Cube by paying and tapping it, adding at least .
Activate Karn by paying , causing Doubling Cube to become an artifact creature until end of turn.
Activate Sword of the Paruns' equip ability by paying , attaching it to Doubling Cube.
Activate Sword of the Paruns by paying , untapping Doubling Cube.
Activate Doubling Cube by paying and tapping it, adding at least .
Repeat from step 5.
Component Cards
How It Works
Float at least in your mana pool.
Activate Doubling Cube by paying and tapping it, adding at least .
Activate Karn by paying , causing Doubling Cube to become an artifact creature until end of turn.
Activate Sword of the Paruns' equip ability by paying , attaching it to Doubling Cube.
Activate Sword of the Paruns by paying , untapping Doubling Cube.
Activate Doubling Cube by paying and tapping it, adding at least .
Repeat from step 5.