The first range of Moshi Monsters trading cards are available in over 25,000 independent newsagents as well as Toys R Us, The Entertainer, Sainsbury’s, Co-op, Martin McColls and One Stop.

Louise Ramplin, brand manager, Topps, commented: “Topps is thrilled to be partnering such a vibrant brand as Moshi Monsters.

"The Mash Up game is great fun and the secret codes contained within mean every packet has a surprise in store.”

Michael Acton Smith, CEO, Mind Candy, added: “Our partnership with Topps is a great leap forward for the Moshi Monsters brand.

"The game design and artwork are fantastic so we’re hopeful this will be a big hit with kids around the world.”

In addition to the agreement with Topps, Mind Candy has recently signed a licensing deal with Penguin Group to publish a series of books , as well as a toy deal with Vivid Imaginations.