Shattering Finale

Sorcery

Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell.)

Target creature an opponent controls perpetually gets -0/-3. (Perpetual effects that are given to cards are permanent regardless of what zone those cards are in and what zone they move to.)

Legality

Format	Legality
Alchemy	Legal
Archenemy	Legal
Arena	Legal
Casual	Legal
Commander: Rule 0	Legal
Custom	Legal
Freeform	Legal
Gladiator	Legal
Historic	Legal
Historic Brawl	Legal
Limited	Legal
Planar Constructed	Legal
Planechase	Legal
Quest Magic	Legal
Vanguard	Legal