Vela, the Tricky Dagger

Shadowmeld {g/u}{g/u} ({g/u}{g/u}: This creature can't
be blocked this turn.)
Backstab (You may have this creature enter the battlefield with a -1/-1 counter on it. If you do, it gains deathtouch, and can assign lethal damage to creatures with indestructible as though they don't have indestructible.)
Whenever Vela, the Tricky Dagger deals combat damage to a player, draw a card.