We suppose these are aimed at younger gamers, but why should the kids have all the fun? Chuck these Mario-infused bath bombs into the tub, watch them fizz and bubble and finally - joy! - release a little Mario, Luigi, Fire Mario, Bowzer, Goomba or Power Mushroom into the foamy depths. You'll be in there for hours! Just be careful where you sit - Mario's been through a lot in his time but some challenges are just too horrifying to contemplate. And that's one trip to the hospital you really don't want to make...