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Wurm's Tooth

Card Name

Wurm's Tooth

Mana Cost

2

Type

Artifact

Rarity

Uncommon

rules Text

Whenever a player casts a green spell, you may gain 1 life.

Flavor Text

A wurm knows nothing of deception. If it opens its mouth, it plans to eat you.

Legal Formats

Commander, Legacy, Modern, Vintage

Not Legal Formats

Alchemy, Brawl, Explorer, Historic, Pauper, Pioneer, Standard

Rulings

(10/1/2009)
The ability triggers whenever any player, not just you, casts a green spell.
(10/1/2009)
If a player casts a green spell, Wurm's Tooth's ability triggers and is put on the stack on top of that spell. Wurm's Tooth's ability will resolve (causing you to gain 1 life) before the spell does.