Sonic the Hedgehog firmly ventured into the open-world genre with Sonic Frontiers. The franchise should abandon it now.

Super Mario Bros. Wonder and Sonic Superstars, two 2D side-scrolling games, are releasing mere days apart from each other, from two franchises that used to be bitter rivals.

Whether it be The Super Mario Bros. Movie 2 or Sonic the Hedgehog 4, there's a chance for growth and surprises that would keep both franchises alive while strengthening them simultaneously.

Sega had ambitious plans for the Mario & Sonic Olympic series, and wanted to bring in some big video game (and anime) icons.

Though Mario Odyssey played with it briefly, it’s an idea that’s big and juicy enough to build an entire game around. In Sonic Generations, each level has two stages.

Sonic and Mario are yet again facing each other in this year's game releases. Two AAA-rated games are coming this October, with SEGA's Sonic Superstars and Nintendo's Super Mario Bros.

Perhaps unsurprisingly, Nintendo Switch owners preferred Super Mario Bros. Wonder on their console, and on other platforms, Sonic Superstars failed to generate the interest Sega had hoped for.

The Mario & Sonic subseries focuses on them competing against one another at the Olympic Games. Mario and Sonic have also appeared in Nintendo’s all-star fighter, Super Smash Bros.

Sonic games did what most other video game franchises do: joined the third dimension. Long ago, Sonic the Hedgehog was just a 2D platformer. In more ways than one, it was Sega’s Super Mario Bros ...

The Mario Bros. Effect: Why Sonic, Pokemon, and Minecraft Movies Will Struggle to Achieve It Every studio wants Mario's box office, but it's harder than it looks.