Rhemoth, Scavengescale

Companion — Your starting deck contains
twenty or more mana symbols among costs and
text boxes. (If this card is your chosen companion,
you may cast it once from outside the game.)
Spend at least {b}, {r}, or {g} on This. It enters
the battlefield with X +1/+1 counters on it.
Remove a +1/+1 counter from a creature you
control: Rhemoth deals 1 damage to any target.
{x}: Return Rhemoth to your hand. Rhemoth
deals X damage to each opponent, and each
player dealt damage this way a