Frozen Synapse | Artorias

Summary pulled directly from Steam - Some text may only be applicable to Steam platform

Frozen Synapse is the ultimate tactical game on PC and Mac.
It brings the simultaneous turn-based strategy genre bang up-to-date and lets you give detailed, accurate orders to your squad: classic gameplay with a modern interface.
Plan your moves, test them out, then hit the "Prime" button: both you and your enemy's turns are executed simultaneously.
Competitive-but-intuitive multiplayer and a huge single player campaign mean that Frozen Synapse will give you hours and hours of tactical delight.

Key features:

Get a FREE full copy of the game for a friend with every purchase
5 challenging multiplayer modes, including the innovative bidding-based “Secure” and “Hostage Rescue”
55-mission single player campaign with dynamic dialogue and thrilling near-future narrative
Powerful Skirmish Generator
Facebook, Twitter and YouTube integration
15 Steam Achievements
Integrated IRC chat as well as various community features
Random generation combined with hand-crafted content means that levels and maps are different every time
Critically-acclaimed electronica soundtrack by musician nervous_testpilot