Sleep

Sleeping is a status ailment in the Mario Role-playing Games.

Super Mario RPG: Legend of the Seven Stars
In Super Mario RPG: Legend of the Seven Stars, sleep is one of the more common status ailments that the player can have. A physical attack will wake a character from sleep, but a magical attack will not. While sleeping, a character is completely immobile and helpless. Additionally, Princess Peach is able to afflict this condtion on enemies.

Paper Mario
The afflicted will fall asleep, preventing them from moving for a few turns. Unlike in Super Mario RPG: Lengend of the Seven Stars, the character cannot be woken up.

Paper Mario: The Thousand-Year Door
In this game, the afflicted will fall asleep, but when attacked, there is a chance that they will wake up. This is indicated by a small ! over the character when they are attacked.