T:Mode$ ChangesZone | Origin$ Battlefield | Destination$ Graveyard | ValidCard$ Card.Self | Execute$ TrigFlipDamage | TriggerController$ TriggeredCardController | TriggerDescription$ When CARDNAME dies, flip a coin. If you lose the flip, it deals 4 damage to each creature and each player.
Oracle:Trample\nVolatile Rig attacks each turn if able.\nWhenever Volatile Rig is dealt damage, flip a coin. If you lose the flip, sacrifice Volatile Rig.\nWhen Volatile Rig dies, flip a coin. If you lose the flip, it deals 4 damage to each creature and each player.