Spider creeps - spider bots now crawl out of seven wall pipes around the Foundry and march on every living base, one per base every 30 seconds from phase one

Spider creeps - spiders go for the barricade first, turn on a Scrapper standing in the open, then attack the nearest building, and get tougher each phase

Spider creeps - killing a spider pays the base it was attacking 20/30/40/50 scrap depending on the phase

Spider creeps - your wrench (and the Gogglebot's zap) can now stun spiders as well as the Demolitor, and it hits whichever target is closest to your crosshair

Difficulty - new Easy/Medium/Hard selector in the lobby for solo matches

Bot Gogglebots - AI Scrappers whose reactor is destroyed come back as AI Gogglebots that fly to the fight, weld buildings and zap the Demolitor

Spider health bars - health bars above spiders, red for Scrappers and green for the Demolitor

Scrap popups - a "+N" scrap popup rises over each spider wreck

Entrance throats - every base entrance now has low walls on both sides, raised terrace decks and real stairs

Spider audio - new sounds for spider walking, aggro, attacks, death and scrap pickup