Smaug the Magnificent
The Hobbit: On the Doorstep #41 (x1)
Enemy
(50) 6 8 8 20
Dragon.  

Indestructible. Immune to player card effects.

Cannot leave the staging area (except by quest effect) but is considered to be engaged with the first player.

Forced: If Smaug the Magnificent is dealt a shadow card with a burgle effect, he makes an additional attack immediately after this one.