Hobgoblin, Master Assassin

Skulk, Flash
{t} Hobgoblin deals 1 damage to any target
{b}{g} Put a -1/-1 counter on target creature
Discard a card: transform Hobgoblin, activate
this ability only during your upkeep
When this creature transforms into Hobgoblin
Master Assassin, he gets +4/+0 and gains
deathtouch and unblockable until end of turn