Rakdos Riteknife [Dissension]

Equipped creature gets +1/+0 for each blood counter on Rakdos Riteknife and has "{T}, Sacrifice a creature: Put a blood counter on Rakdos Riteknife."
{B}{R}, Rakdos Riteknife Sacrifice: Target player sacrifices a permanent for each blood counter on Rakdos Riteknife.
Equip {2}