Mega Man X: Corrupted - game take place on a split timeline after X5. 
http://youtu.be/Ly7VPgzbS0A 
FEATURES 
- Play as X and Zero, each one with a different intro and opening stage; 
- Open world with non-linear gameplay and multiple paths; 
- Story based on cannon events from X1-X5; 
- Decisions you make can change the story and lead to different endings; 
- 8 new mavericks; 
- New enemies and improved AI for older ones; 
- New weapons and skills; 
- New armors for X and Zero; 
- Combine X armor parts to gain special abilities; 
- 5 levels of difficulty; 
- Level up to gain Skill Points to upgrade weapons and skills; 
- Complete achievements to earn extra Skill Points; 
- Scoreboards; 
- Customizable controls; 
- Mini-map that expands as you explore; 
- Environment changes after bosses are defeated; 
- 6 ride armors; 
- Lives, checkpoint and save point systems; 
- Several hidden items to collect; 
Source of information: http://www.youtube.com/user/jkbproductions?feature=watch