Creatures with power greater than Silumgar Assassin's power can't block it. Megamorph {2}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When Silumgar Assassin is turned face up, destroy target creature with power 3 or less an opponent controls.
NM-Mint Foil - $1.40
Lightly Played Foil - $1.30
Moderately Played Foil - $1.20
Heavily Played Foil - $1.00
Damaged Foil - $0.70
NM-Mint Foil Non English - $1.40
Lightly Played Foil Non English - $1.30
Moderately Played Foil Non English - $1.20
Heavily Played Foil Non English - $1.00
Damaged Foil Non English - $0.70