"Be fearless, for a furious rebirth awaits you."
—Nylea, god of the hunt

Mantle of the Wolf

Enchant creature
Enchanted creature gets +4/+4.
When Mantle of the Wolf is put into a graveyard from the battlefield, create two 2/2 green Wolf creature tokens.

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Theros Beyond Death

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If the creature Mantle of the Wolf would enchant is an illegal target by the time the Aura spell resolves, the entire spell doesn’t resolve. It’s put into your graveyard from the stack, not the battlefield, so its ability won’t trigger.