Skull Archfiend of Lightning

Effect Monster · Fiend · DARK · ★6

ATK 2500/DEF 1200

“During each of your Standby Phases, you must pay 500 Life Points (this is not optional), or this card is destroyed. Before resolving an opponent's card effect that targets this card, roll a six-sided die, negate the effect if you roll 1, 3, or 6, and if you do, destroy that card.”