Crumble

Instant, G (1)
Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its converted mana cost.¹
The spirits of Argoth grant new life to those who repent the folly of enslaving their labors to devices.
Illus. Jesper Myrfors

Crystal Keep Rulings Summaries

• If the target artifact becomes illegal before resolution, the player does not gain any life. [Duelist Magazine #5, Page 23]
• Note - Also see Converted Mana Cost, Rule G3.29.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (4/22)	Fifth Edition (Uncommon) Fourth Edition (Uncommon) Revised Edition (Uncommon) Antiquities (Common)