Scratch

(Warning-I will mark the ones with gore and stuff in them)

The Visitor(Gore)
A small favor(mild fighting)
Another small favor(fighting)
Creative Killing Chamber(cartoon gore)
Spikes tend to kill you(unless you count a blue square exploding, no gore)
Transformice(no gore)
Platform Racing 2(no gore)
Remnants of Skystone(very, very mild gore)
Wake up the box(no gore)
Wake up the Royalty(no gore)