Abrupt Decay [World Magic Cup Qualifiers] XY74 you may play it this

you may play it this turn as though it were an instant and it costs X resource points less to play

Blade Break (If you defend with Mask of Momentum

you may pay {X}

Set: Sun & Moon: Shining Legends Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Abrupt Decay [World Magic Cup Qualifiers] XY74 you may play it thisSet: World Magic Cup Qualifiers Type: Instant Rarity: Rare Cost: {B}{G} This spell can't be countered. Destroy target nonland permanent with mana value 3 or less. The worst part isn't the pain, or the smell, or even the fear of death. It's hearing the clatter of bone on stone and knowing the bones are yours.