Emperor Thaylan Darkblade

First strike, Deathtouch
At the beginning of your endstep create 1/1 red
elf knight tokens equal to the amount of life you
lost this turn.
{3}{r}{w}{b}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.)
When Emperor Thaylan Darkblade becomes monstrous, sacrifice X creatures. Emperor
Thaylan Darkblade becomes a black demon in addition.