Sylvanus, Ill-Tempered Heir

Menace
Sacrifice a creature: Sylvanus, Ill-Tempered
Heir gains haste until the end of turn.
Sacrifice 10 creatures; Sylvanus, Ill-Tempered
Heir gains deathtouch until end of turn.
"I'm going to enjoy every second of this!"
- Sylvanus to Sebastian Arcas