The benefits of this weekend are aimed at helping players catch up with the required skills for Invention, ahead of its release. * 50% base XP increase in Guthixian Cache. * Enriched spawns every 10 minutes instead of every 20 minutes. * Double the supply of battlestaves in stores and rewards. * All chromatic dragons drop an extra hide on top of whatever drops. * Ithell harps have a reduced chance of going out of tune. * Double XP and reputation at Artisan's Workshop.