Mana Crypt
Artifact
At the beginning of your upkeep, flip a coin. If you lose the flip, this artifact deals 3 damage to you.
: Add 
.
Ron Spencer
Magic Online Promos (PRM)
• #82840Rulings
No player may choose to take actions between determining the result of the flip and damage being dealt if you lost the flip.
(wotc • 2020-08-07)
Rulings
No player may choose to take actions between determining the result of the flip and damage being dealt if you lost the flip.
(wotc • 2020-08-07)