Not sure if I saw a thread for it anyway this are the games for XBLA releasing in April:
Battleblock theater 3 April (from the makers of the popular Castle Crashers)...
Double Dragon II 5 April
Motocross Madness 10 April
Sacred citadel 17 april
God mode 19 april
Monaco 24 april
And next months xbox live rewards promo is,
Play to earn with MyPunchcard,
- Play 20 hours of any combination of arcade games, receive a free avatar item
- Purchase any four arcade games for 400 Microsoft Points or more from Xbox LIVE, receive a one month Xbox LIVE Gold membership
- Spend 3200 Microsoft Points on arcade games, receive 800 Microsoft Points in return.
http://www.youtube.com/watch?v=lD3eqS6kQV8