Visionary Exterminator

Haste
Whenever a permanent enters the battlefield, put
a +1/+1 counter on Visionary Exterminator.
{1}: Remove a +1/+1 counter from Visionary Exterminator. Any player may activate this ability.
The rapid Aetherial shift left many in an unfamiliar
time, seemingly powerless. Not him. The technology
from across the ages only made him stronger.