Agent 8, Octoling Hero

Gambit (When this creature dies, it deals damage to
target creature equal to the total amount of counters on
it.)
Inkswim ({0}: This creature loses all abilities and
becomes a 0/8 Octopus Creature with Haste until end
of turn.)
{3}{u}{r}, {t}: Put eight Octo counters on this
creature.
Remove an Octo counter from this creature: this
creature gets +1/+0 until end of turn.