Counter Master

This creature's power and toughness are equal to
the number of counters on permanents.
{2}: Put a +1/+1, -1/-1, +0/+1, +0/+2, +1/+0,
+1/+2, +2/+0, +2/+2, -0/-1, -0/-2, -1/-0, -2/-1,
or -2/-2 counter on target creature.
{1}: Go to https://mtg.gamepedia.com/Counter_(marker)/Full_List and choose a counter that is
not on this card's text. Put the chosen counter on target creature.