Swinging Bot Battles! A classic bot battle? Not quite. A bot battle on top of a large wood rod hanging on to a static rectangle with a water rod chain. Rules:
No contraptions that are impossible or nearly impossible to touch.
No editing or moving the wood or water rods used as a battlefield.
No neutronium rods, they will make the battlefield fall off the static rectangle!
BUILD ON YOUR SIDE!
Here's the start:
http://fantasticcontraption.com/?designId=10334351