Dragon Mantle

Oracle Text

Enchant creature

When Dragon Mantle enters the battlefield, draw a card.

Enchanted creature has "R: This creature gets +1/+0 until end of turn."

Card Rulings

9/15/2013 If the target of an Aura is illegal when it tries to resolve, the Aura will be countered. The Aura doesn’t enter the battlefield, so you won’t get to draw a card.