Sunforger + Final Fortune + Angel's Grace + Mistveil Plains + Deserted Temple

Prerequisites

• You control at least two white permanents.
• Sunforger attached to a creature you control.

Steps

1. 1Activate Sunforger by paying and unattaching it, searching your library for Final Fortune and casting it without paying its mana cost.
2. 2Resolve Final Fortune, causing you to take an extra turn after this one and lose the game at the beginning of that turn's end step.
3. 3Activate Mistveil Plains by paying and tapping it, putting Final Fortune on the bottom of your library from your graveyard.
4. 4Activate Sunforger's equip ability by paying , attaching it to any creature you control.
5. 5Move to your next turn.
6. 6Activate Sunforger by paying and unattaching it, searching your library for Angel's Grace and casting it without paying its mana cost.
7. 7Resolve Angel's Grace, causing you to be unable to lose the game this turn.
8. 8Activate Mistveil Plains by paying and tapping it, putting Angel's Grace on the bottom of your library from your graveyard.
9. 9Activate Deserted Temple's second ability by paying and tapping it, untapping Mistveil Plains.
10. 10Activate Sunforger's equip ability by paying , attaching it to any creature you control.
11. 11Repeat.

Effects

• Infinite turns
• Lock