Headshots stagger  

One of the few things I really disliked about the game is how jank and annoying to use the ironsights mode is on rifles. Added to that the fact that the game doesn't even give you the option to go third person while aiming rifles.

Need we say more? Free repair cost for knives and armor

Double tap the button to perform a dodge-roll and evade enemies. Now with "Sprint", Stamina System, and "Perfect-Dodge" mechanic for melee counterattacks

Allows Leon to switch between his classic weapon stance and John Wick style, on the fly.