Elemental Mastery
Enchantment — Aura
Enchant creature
Enchanted creature has "
: Create X 1/1 red Elemental creature tokens with haste, where X is this creature's power. Exile them at the beginning of the next end step."
Cyril Van Der Haegen
Shadowmoor (SHM)
• #90Rulings
If the ability is activated after the current turn's End step has begun, the tokens won't be exiled until the next turn's End step.
(wotc • 2008-05-01)
The enchanted creature's power is checked at the time the ability resolves. If the enchanted creature has left the battlefield by then, its last known information is used.
(wotc • 2008-05-01)
The tokens will be exiled in the End step even if Elemental Mastery or the enchanted creature has left the battlefield by then.
(wotc • 2008-05-01)
Rulings
If the ability is activated after the current turn's End step has begun, the tokens won't be exiled until the next turn's End step.
(wotc • 2008-05-01)
The enchanted creature's power is checked at the time the ability resolves. If the enchanted creature has left the battlefield by then, its last known information is used.
(wotc • 2008-05-01)
The tokens will be exiled in the End step even if Elemental Mastery or the enchanted creature has left the battlefield by then.
(wotc • 2008-05-01)