Gilgamesh, God king of Uruk

Gilgamesh, King of Uruk is immune to all
noncombat damage
Gilgamesh gains +X/+0 where X is the number
of -1/-0 counters on creatures you control
Gilgamesh gains +0/+X where X is the number
of -0/-1 counters on creatures you control
{t}: Put a -1/-0 counter on all creatures you control
{t}: Put a -0/-1 counter on all creatures you control