Underworld Infernocerous

When Underworld Infernoceros enters the battlefield, if it escaped, put a +1/+1 counter on
each creature you control.
{2}{r}, Discard Underworld Infernoceros: It deals
3 damage to any target.
Escape—{b/r}{b/r}{b/r}, Exile six other cards from your graveyard.
"What kind of rhino is that?"