Creatures can't attack, Lock
Activate Yenna by paying and tapping it, creating a token copy of Mystic Barrier.
As the copy of Mystic Barrier enters the battlefield, choose the opposite direction that was chosen for the nontoken Mystic Barrier.
At the beginning of each of your upkeeps, keep the direction chosen for each Mystic Barrier.
As long as there are three or more players in the game, creatures cannot attack.
Component Cards
How It Works
Activate Yenna by paying and tapping it, creating a token copy of Mystic Barrier.
As the copy of Mystic Barrier enters the battlefield, choose the opposite direction that was chosen for the nontoken Mystic Barrier.
At the beginning of each of your upkeeps, keep the direction chosen for each Mystic Barrier.
As long as there are three or more players in the game, creatures cannot attack.