Filed under: One Stop 'Shop OSS: Optimus Prime : Megatron :: Charles Tillman : Calvin Johnson By smudgers Nov 14, 2011, 11:49am CST Share this story Share this on Facebook Share this on Twitter Share All sharing options Share All sharing options for: OSS: Optimus Prime : Megatron :: Charles Tillman : Calvin Johnson Reddit Pocket Flipboard Email Download >> | More OSS >> Helmet Tip to John in Boulder, CO for sending me the suggestion for this 'shop. Be sure to follow me on twitter and facebook for more random 'shops, illustrations and other stuff that I'm up to. Next Up In News 2023 Chicago Bears Free Agency Tracker Are Analysts Missing an Important Point When Evaluating Will Levis? Building the Board: Investigating (more) Interior Defenders Nathan Peterman is back with the Bears Bear Bones: Chicago Bears Mock Draft Extravaganza 5.0! Building the Board: Evaluating (more) Edge Rushers