Advanced format ruling
Evil Blast
Card effect (current official text)Activate only when a monster is Special Summoned to your opponent's side of the field. Equip this card to that monster. It gains 500 ATK. During each of your opponent's Standby Phases, inflict 500 damage to your opponent.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.