New weapon - scatter gun. Weaker version of the shotgun, available at the start
Items drop balance changes
Armor piercing bullets now has 100% chance to destroy armor and give additional 5% crit chance increase
steady position talent gives 10% accuracy each turn with maximum of 40%
Invincibility ability now lasts 2 turns instead of 3
Rare enemies - enemies now have a small chance to become rare, increasing damage, health, and getting additional perks like aura of armor or aura of regeneration