Phirox dragon rider

Flying, Trample
For every two counters that are attached to Phirox dragon rider one more is placed on it.
{1}{w}{ut}: Deal 3 damage to an opponent or one of
their creatures. (Tap this creature after the use of this ability.)
"Trust me, having one of those dragons as a pet is not
as fun as you think."—FoxTain, the Wanderer.