The first vapourbot I made was no better than Tims Fairground Killride. It made its debut about 6 years ago defeating Psychosprout in the Steven Superstar Tournament. I present to you... Ripper!

Name: Ripper
weight: 90kg
dimensions: W-30cm, L-50cm, H-20cm
clearance: 0.1 cm
power: 2 motorbike batteries and 2 lorry windscreen wiper motors
Armour: titanium with steel weapons and steel frame
weapons: two steel fixed spikes (front), high speed/power chain saw at 750rpm (between front spikes) mounted on a co2 powered ram, rear flywheel at 800rpm
notes: ram is used for slamming the chainsaw onto other bots flipping bots and acts as rippers SHRIMEC
flywheel has 30 teeth
26 teeth on chainsaw

We could have a field day with that in the How Could I Improve thread.