An influx of new individuals, the Outsiders, arrive into the Mushroom Kingdom. Because of this sudden change, both Mario and Peach have to learn how to accommodate for these new Outsiders and how to sway the new political juggernauts that emerge. They must also figure out how to stop the threat of Bowser, who declares full-scale war on the Mushroom Kingdom, and a new criminal called the Red Robber that only Mario might be able to stop...

A year has passed since Mario and Luigi's victory over Bowser and the Mushroom Kingdom celebrates. As Mario gets closer to Peach, Luigi laments living in his brother's shadow despite his love for him. Meanwhile a new Princess finds her way to the Mushroom world as the Koopa's strike back and threaten to destroy everything Mario and Peach have built. Mario x Peach Luigi x Daisy

Princess Peach made a mistake, and now the peace that once graced the Mushroom Kingdom is on the verge of collapse. Mario, no longer the heroic figure he once was, has aligned with Bowser in a bid for power that could reshape entire worlds. The once-vibrant kingdom is now under siege, with the forces of darkness threatening to destroy everything Princess Peach cares for.

Princess Daisy leave's the Kingdom of Sarasaland to help Mario Luigi and Peach free the mushroom kingdom from bowser

The Princess of the Stars has disappeared from her dimension. Bowser has destroyed her kingdom and has found her true star. When Mario and Luigi enter the Mushroom Kingdom to help Princess Peach, will the Princess of the Stars return? Or will she continue to hide in plain sight?

During the night of the Star Festival in Hyrule, it suddenly gets crashed by Bowser and Zelda is kidnapped when her castle is lifted into space. Worse, the same thing happens in the Mushroom Kingdom too. It is up to the brave hero of Hyrule, Link, along with some friends he'll meet along the way, to put a stop to Bowser's evil plan of conquering the universe! Can they do it?

Applebloom, Sweetie Belle, and Scootaloo all want to be biggest and best adventurers that Equestria has ever seen. The only problem is that everypony thinks that they are only children who aren't cable of big things. They want to prove to everypony that they can do anything and in order to do that, they accompany the Mane Six on their latest adventure to the underwater city of Bikini Bottom. It is here they meet Spongebob Squarepants and accompany him on a mission to retrieve King Neptunes stolen crown.

Mario Luigi and Pauline fall into a pipe and end up in a different world. Mario and Pauline are in the mushroom kingdom while Luigi is in the dark lands and meets princess Daisy

Mario and Luigi introduce Christmas to the Mushroom Kingdom. Everyone is so excited to see Santa, but none more than Peach.

A plumber named Mario travels through an underground labyrinth with his brother, Luigi and his sister, Y/N, but he and Y/N ended up being separated from Luigi. They ended up discovering Mushroom Kingdom and meet new people they've never seen. What Mario didn't expect is having a villain like Bowser fall in love with Y/N and wanting her as his Queen of the Koopas. What will the adventure bring them? Will they be able to save Luigi and the world being taken over from King Bowser?