If your opponent Normal or Special Summons a monster(s): You can change all face-down Defense Position monsters you control to face-up Attack Position. During the End Phase: You can change all monsters you control to face-down Defense Position. You can only use each effect of "Junk Sleep" once per turn.
| Detail | Value |
|---|---|
| Card Type | Continuous Trap |
| Race | Continuous |
| Archetype | Junk |