'When Vikings Attack' is releasing on November 6th, 2012. It will be available for PS3 and PS Vita, supporting Cross-buy (buy it on one platform, get it for both), Cross-play (Play online on Vita and PS3 across platforms), and has full voice chat. Multiplayer supports up to 4 players on one PS3, or any mix of local and online.
Gameplay video seen here is the beginning of the Single-Player Campaign.
