Szil of the Forbidden Fang

Deathtouch, Bestow {x}{b}{g}{u}
When Szil of the Forbidden Fang enters the battlefield as an Aura, gain control of enchanted creature if its power is X or less.
Enchanted creature gets +1/+1 and has deathtouch and "When enchanted creature dies, create X 1/1 black Snake creature tokens with deathtouch, where X is its creature's power."