Cohorts Overlord

Obey your Master (Other demons you controll are unblockable. Whenever any player plays a demon spell
with power lesser than the power of this creature, gain controll of that demon)
Pandemonic Legions (Whenever another demon you controll deals combat damage to a player, create a red
1/1 Imp creature token onto the battlefield)
{2}{r}{r}, sacrifice an Imp: regenerate Cohorts
Overlord. This creature gets +3/+1. You
may play this abillity at any time, and only
once each turn.