The clock is still running for Sonic Generations, which is 57% off today only on Amazon.
Amazon is selling both the PlayStation 3 and Xbox 360 versions for $21.69, but the offer ends after 11:59 PM PST tonight. Get it while supplies last.
Customers can also purchase a PC download through Amazon for $29.99.
The action platformer commemorates 20 years (now nearly one year later) of the series by blending classic and modern gameplay styles.
Follow @wita on Twitter for tales of superheroes, plumbers in overalls, and literary adventures.