Requires

Ugin, the Ineffable must be on the battlefield. Grinning Ignus must be on the battlefield. Mirage Mirror must be on the battlefield. Gilded Lotus must be on the battlefield. Grapeshot must be in hand. Mana needed:

Steps

1. Activate Gilded Lotus by tapping it, adding .
2. Activate Mirage Mirror twice by paying , targeting Grinning Ignus and Gilded Lotus.
3. Resolve the first Mirage Mirror ability, causing it to become a copy of Gilded Lotus until end of turn.
4. Activate Mirage Mirror by tapping it, adding .
5. Resolve the second Mirage Mirror ability, causing it to become a copy of Grinning Ignus until end of turn.
6. Activate Mirage Mirror by paying and returning it to your hand, adding .
7. Cast Mirage Mirror by paying .
8. Repeat from step 2 until you have a very large storm count.
9. Cast Grapeshot by paying .
10. Grapeshot's storm ability triggers, creating a copy of Grapeshot for each spell you've cast this turn.
11. Resolve all Grapeshots, dealing infinite damage to any target(s).

Results