You have to move your caracther with the arrows and the up arrow to jump (Also, you can run with Z). Meanwhile avoid the spikes and collect the gems.
Version 0.9: Realeased Version 1.0: Added gems, changing a little bit the game (the original one the points was how long you survive without touching a spike) Version 1.5: Spikes graphics improved, disappearing gems when not collected for a time and added falling spikes. Version 1.6: Falling spikes haves a "clone refresh" now. Red spikes can appear quickly over the time and only there can be 10 red spikes. Version 1.7: Graphics improved. Version 1.8: Horizontal spikes added.