Maha, Its Feathers Night, and M.O.D.O.K.

Prerequisites

• Maha, Its Feathers Night on the battlefield
• M
• O
• D
• O
• K
• on the battlefield

Steps

1. All creatures your opponents control will have base toughness 0, and die as a state-based action due to having 0 toughness unless there is another effect increasing its toughness
2. Whenever a creature enters the battlefield under an opponent's control, it will have base toughness 0, and die as a state-based action due to having 0 toughness unless there is another effect increasing its toughness

Results

• Creatures opponents control die upon entering
• Lock
• Reduce the toughness of creatures opponents control to 0