R Key

R Key is an activated item.

Effects

 * Upon use, restarts the game to the first floor, keeping all previously collected items. The game timer does not restart. Allows angels rooms to be found even if the previous run included devil deals.
 * Does not heal Isaac on use, so be careful.

Trivia

 * The R Key is a reference to the fact that you can quickly start a new run by holding down the R button.