Xbox Games with Gold May titles revealed

UPDATE: Major Nelson has made it official that all the games that were rumored are indeed true!

It’s been firing left and Right (In this case Sony and Microsoft) with May freebies leaked.
It appears that a Microsoft image has risen above the internet showing what could be May’s Games with Gold. But with this month’s High octane and explosive games, it’s hard to think that these ones are possibly the next games. Maybe Microsoft are taking it easy or something. But here are the titles regardless;
 
Xbox One

• Defense Grid 2 (May 1 – May 31)
• Costume Quest 2 (May 16 – June 15)

Xbox 360

• Grid 2  (May 1 – May 15)
• Peggle  (May 16 – May 31)