FREE: Serious Sam HD: The Second Encounter - Steam Key

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Serious Sam HD: The Second Encounter
http://store.steampowered.com/app/41014/

About This Game
The glorious high-definition (HD) chaos from The First Encounter continues now in Serious Sam HD: The Second Encounter, a remake of the classic arcade FPS Serious Sam: The Second Encounter, which originally scored an overall of 85% on Metacritic and was awarded Game of The Month on Gamespot!

Serious Sam HD: The Second Encounter includes spectacularly enhanced visuals and more special effects like Hippy and Kid’s mode, with trademark frantic Single-play, newly developed Survival and Beast Hunt modes, along with all time favorite Cooperative play. Combine those with intense Versus and Team modes for up to 16 players and in over 18 multiplayer maps.
SINGLE PLAYER
Various Environments and Secrets - Unleash mayhem on 3 different spectacular worlds: South America, ancient Mesopotamia and medieval Europe.
Discover over 130 secrets including over 15 brand new ones hidden in the fray.
Unique Enemies and Bosses - Fight with 27 nightmarish warriors in Mental's army, including old favorites from The First Encounter like Beheaded Kamikaze, Syrian Werebull and Kleer Skeleton.

MULTIPLAYER
Survival Mode - Try to stay alive as long as you can against continued enemies’ attacks
Classic Co-Op Mode - Plunge into chaos with up to 16 players in campaign cooperative mode!
More Co-Op Modes - Play even more along your friends in newly developed Coin-Op and Survival cooperative modes with up to 16 players in campaign game!
Beast Hunt Modes - Fight against other players or teams while also playing campaign levels in Beast Hunt and Team Beast Hunt!
Versus Mode - Watch all hell break loose in over 8 classic and brand NEW! deathmatch maps with up to 16 players!
More Versus Modes - Fight against your friends
Team Modes - Compete against other teams