Nine Skylanders Giants toys can be found in US McDonald's Happy Meals until May 2nd.
Customers will also be able to find $10 coupons for the Skylanders Giants game.
It's Activision's first partnership with the McDonald's USA restaurant chain. The promotion will run in other countries later this year.
The Skylanders Giants toys found in Happy Meals include Spyro, Gill Grunt, Drobot, Chop Chop, Ignitor, Jet-Vac, Tree Rex, Crusher and Kaos.
McDonald's will support the three-week promotion with a marketing campaign that includes TV ads, in-restaurant merchandising, custom packaging and a website and social media presence online.
Want to receive up to the minute toy industry news straight to your inbox? Click here to sign up for the free ToyNews Daily Digest and Newsflash services. You can also follow ToyNews on Twitter and Facebook.