Doors of Durin (Showcase Scrolls) (LTR-650) - The Lord of the Rings: Tales of Middle-earth: (Showcase)

Whenever you attack, scry 2, then you may reveal the top card of your library. If it's a creature card, put it onto the battlefield tapped and attacking. Until your next turn, it gains trample if you control a Dwarf and hexproof if you control an Elf.