Detonation

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Destroy target artifact with mana value X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

Duel

Predh

Legacy

Modern

Vintage

Commander

Oldschool

Premodern

Oathbreaker

Brawl

Penny

Future

Pauper

Alchemy

Pioneer

Explorer

Historic

Standard

Timeless

Gladiator

Standardbrawl

Paupercommander

2004-10-04

If the artifact becomes an illegal target before resolution, then no damage is done.