Port-a-Forts create a small defensive structure when they're thrown, eliminating the need to go through the game's building system to create a fort.
the return of 50 vs. 50 mode, which those that have been here since time immemorial will remember as the very first limited time mode.
shotguns, explosives and sniper rifles -- that are meant to fire slowly to offset their high damage. For a long time, people have been getting around that slow rate of fire by equipping multiples of these weapons, allowing them to fire two rockets or what have you in rapid succession[...]
[...]list of weapons that now have an equip animation in addition to the reload animation, effectively eliminating that strategy.