One HP is an ability in Kingdom Hearts 358/2 Days. It is obtained by equipping the Extreme Ring. It causes the player's health to be reduced to 1 HP. One hit from any enemy will instantly kill the player.
One HP is an ability in Kingdom Hearts 358/2 Days. It is obtained by equipping the Extreme Ring. It causes the player's health to be reduced to 1 HP. One hit from any enemy will instantly kill the player.