The listing, Airmech Steam Gift (not a key ) has ended.
http://store.steampowered.com/app/206500/
In the future, the last survivors of the Great War continue their fight with the ultimate war machine: the AirMech®. Created using lost technology, Pilots have found, salvaged, or stolen AirMechs that they use to protect the weak, or to pillage. Which side do you fight for?
AirMech® is a fast paced Action-RTS game that can be played online competitively or cooperatively. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs, Pilots, Units and Items to customize your army to suit your own strategy.
Key Features:
Action-Strategy Reimagined: DotA-style gameplay with transforming robots each with their own unique stats and abilities. Fast paced action and shorter game lengths keep the battle intense!
Customize Your Army: Choose your AirMech and your Units to take into battle and help your team claim victory. Also unlock custom Variant AirMechs (skins) to have a unique look ingame.
Different Game Modes: Play PvP from 1v1 to 3v3, or play Coop vs AI. Survival mode puts up to 4 players working together to fight off incoming hordes of enemies. Challenge modes let you test your skills in time trials.
Control Options: Supports both mouse/keyboard and Xbox 360 gamepad. Controls can also be completely customized for personal preference.
AirMech 2 Gifts
In the future, the last survivors of the Great War continue their fight with the ultimate war machine: the AirMech®. Created using lost technology, Pilots have found, salvaged, or stolen AirMechs that they use to protect the weak, or to pillage. Which side do you fight for?
As far as I know, this is either AirMech, or access to its beta. I already own AirMech, so I can't add it to my Inventory to check.
Access to the closed beta can be purchased for $30, making this an incredible value.