Sunforger | Final Fortune | Angel's Grace

(and two other cards)

Final Fortune and
Angel's Grace in your library.
All permanents on the battlefield.
You control at least two white permanents.
Sunforger attached to a creature you control.
Sword of Feast and Famine attached to any creature you control that does not have summoning sickness and that cannot be blocked by an opponent.
({3} magic symbol) ({R} magic symbol) ({W} magic symbol) ({W} magic symbol) on your first turn, with ({6} magic symbol) ({R} magic symbol) ({R} magic symbol) ({W} magic symbol) ({W} magic symbol) ({W} magic symbol) ({W} magic symbol) available each other turn available.

Activate
Sunforger by paying ({R} magic symbol) ({W} magic symbol) and unattaching it, searching your library for
Final Fortune and casting it without paying its mana cost.
Resolve
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.
Activate
Mistveil Plains by paying ({W} magic symbol) and tapping it, putting
Final Fortune on the bottom of your library from your graveyard.
Activate
Sunforger's equip ability by paying ({3} magic symbol) , attaching it to any creature you control.
Move to your next turn.
Activate
Sunforger by paying ({R} magic symbol) ({W} magic symbol) and unattaching it, searching your library for
Angel's Grace and casting it without paying its mana cost.
Resolve
Angel's Grace, causing you to be unable to lose the game this turn.
Activate
Mistveil Plains by paying ({W} magic symbol) and tapping it, putting
Angel's Grace on the bottom of your library from your graveyard.
Deal combat damage to an opponent using the creature that has
Sword of Feast and Famine attached.
Sword of Feast and Famine triggers, causing the defending player to discard a card and you to untap all lands you control.
Activate
Sunforger's equip ability by paying ({3} magic symbol) , attaching it to any creature you control.
Repeat.