Editors Liked

  • Awesome four player action
  • Cool new weapons
  • New zombies are great
  • Great play modes
  • Solid Mac performance
  • Improves on L4D in almost every aspect
  • Three new Special Infected and Uncommon Infected are a welcome addition
  • Two new modes; realism for the hardcore and scavenge for the multiplayer orientated
  • Extremely good replayability
  • Melee Weapons
  • Longer Levels
  • Chainsaws

Editors Didn't Like

  • Much more difficult
  • Seemingly constant flow of enemies
  • Less pacing control means less tension
  • Bots have not really improved, they still cannot pick up explosives and have slow reaction times
  • Some levels can be lengthy and frustrating if your team wipes
  • PC version had/has a glitch that eats your Steam Achievements
  • Slightly higher difficulty causes some frustration in the beginning
  • AI teammates can be frustrating
  • A lot less narrative than I expected
  • Matchmaking is still very problematic
  • Campaign feels a bit disjointed
  • Can get boring after a while
  • Needs more weapons
  • Gameplay essentials essentially unchanged
  • Source engine looks dated