Jack, master of things

{t}{x}: create a x/x thing token for each thing creature you control
{ut}{b/r}{g/u}{g/w}{b/g}{r/g}: distribute 4 +1/+1 counters among thing creatures you control
{p/w}{p/u}{p/b}{p/r}{p/g}: untap all attacking thing creatures you control: things you control get +2/+2, indestructible, and trample until end of turn. After this combat, there is an additional combat phase.