In my bag :
Grunt tube
Water
Toilet paper(for blood tracking)
Light
Knife and sharpener
Trail Markers
Gloves
Lube
Mask
99% spray
Tree Hooks
Jerky
Harness straps
Portable saw/trimmer
Ipod(play poker while sitting)
I add things during the rut like :
Piss
rattle bag
3 different can calls(best things EVER)