End condition: At the end of each of the target's turns, they roll 2d4. If either of these dice roll a 4, this effect ends. On fail: Target is frozen. On success: At the end of each of the target's actions, they roll 2d4. If either of these dice roll a 4, this effect ends. Heightened: For each additional MP spent, the duration of this effect increases by 1 hour. The overall duration is rounded to the nearest hour. Additionally, the range of this increases by 5 feet.