Tanazir Quandrix

Flying, Trample.When "Tanazir Quandrix" enters
the battlefield, proliferate, proliferate again, then
double the number of counters on target
permanent you control. {2}: Proliferate.
{t}: Proliferate. Whenever you cast a spell for {x}, treat that spell as if it was cast for {x} plus {2} instead.
At the start of each end step, you may search your
library for a basic land, put it onto
the battlefield tapped, then shuffle.