April Fools Day is usually a time for some good jokes (that one over at IGN about the Apple iPlay is pretty funny), but Microsoft isn't kidding around when it comes to offering discounts on some of its more popular content.

For today – and today only – you can head over to the Xbox Live Marketplace and pick up on the following deals…

Assassin's Creed 3 Season Pass (1600 Microsoft points, 33 percent off)

Battlefield 3: Aftermath (600 Microsoft points, 50 percent off)

Fallout 3: Point Lookout (200 Microsoft points, 75 percent off)

Fallout 3: Mothership Zeta (200 Microsoft points, 75 percent off)

Fallout 3: Broken Steel (200 Microsoft points, 75 percent off)

Fallout 3: The Pit (200 Microsoft points, 75 percent off)

Fallout 3: Operation Anchorage (200 Microsoft points, 75 percent off)

Dishonored: Dunwall City Trials (160 Microsoft points, 60 percent off)

The Amazing Spider-Man Games On Demand ($19.99, 60 percent off)

Head on over and get you some deals!