Forgotten Wretch

As long as you control a Chamber, Forgotten Wretch has lifelink and deathtouch.
{w}: Forgotten Wretch gets +0/+1 until end of turn. Activate this ability only once each turn.
{b}: Forgotten Wretch gets +1/+0 until end of turn. Activate this ability only once each turn.
It longs for the blood of those who made it thirst.