At any rate, when she received it in the mail, she called me up and said (roughly paraphrasing), I got my Infernal Spawn of Evil
Anyhow, onto this list
This list might want a little more removal maindeck, and Im not sure about Rite of Belzenlok, but this deck looks like it might actually have some game to me
Anyway, another alternative is using Psyhemuth's condition, which has a similar effect: "After damage calculation, when this card battles an opponent's monster:" Notice how this makes the effect resolve after damage calculation and the battle is concluded, whereas your effect tries to do so at the middle of the battle
More than 300 of those graded CGC 9 or CGC 9.5
This makes him incredibly easy to build around, given the sheer number of +1/+1 counter support cards available in the Commander format