-performance and efficiency improvements on 90% of actors. 

- armour and helmet have been reworked a little. Helmet has stages of degradation and a HP value. Graphene weave (armour bonus) is a carriable consumable to repair the armour and helmet. 

- introducing the respirator for environmental hazards (requires helmet)

 -introducting the Mimic, an enemy that can disguise as inanimate objects.

 - hand and sleeve sprites have been updated. Some weapon sprites have had a lick of paint 

- melee has had an overhaul -improvements to fire, smoke and water effects. 

-flares will attract /distract zombies. 

-Siren is a complete wrecking ball. Use her to clear rooms you can't yourself. Other enemies will respond to her presence. 

-Certain PDAs will have a value for the information they contain and can be 'uploaded' in exchange for credits. Other PDAs can be dropped if desired. 

-The max credit amount has been increased to 1000000 due to inflation. 

-Conversation menu is fixed across different resolutions. Mouse support has returned as well as some nice visual benefits. 

-Rattledemon (flying, spitting thing), has had its ridiculous speed fixed, as well as a change in projectile. 

-added a small dash when pressing jump and a direction other than forward. Improves agility. 

-The best of Quake movement has been ported over. Friction is increased near ledges to avoid overshooting whilst platforming. Along with a bit more air control, agility has never felt so good.

- ladder script has been tweaked to make leaving a ladder more forgiving. 

-rifle and combat shotgun can be upgraded to full auto. Rifle's ADS starts as semi-auto. 

-pda animation tweaks and pc terminal content capacity increased 

-There's so much more to find in each map as well as at least one alternate path. 

-Introducing DukeBox: A dynamic music solution that reacts to present danger and offers true cross-fading. 

-New music for each map. 

-look out for Automated Sector Help panels for in-game hints and tips.