The medieval siege sim Besiege has a new Multiverse update that adds server-based multiplayer and a level editor. The robust set of additions that will let people create their own co-op or competitive puzzles and scenarios as well as mess around with unit stats and physics.

Rifick, an avid Super Smash Bros. stage builder who's made some of the coolest custom levels I've seen for the game, just posted a handy tutorial for some of the mode's trickier parts. Give it a look if you've been having any problems with your own custom stages. And let me know if you have any other tips too!

Yahoo! Mario is looking exceedingly triumphant in this custom Super Smash Bros. Wii U stage "Star World." It's made by Reddit user Rifick, a player who's making a name for himself online thanks to his standout work in the game's level editor. Check out more of his new stages here, and our ongoing roundup here.

This is the Royal Crest from the Legend of Zelda series, recreated as a custom stage for Super Smash Bros. Wii U, by Kotaku reader JakeJakeThePillowSnake. So cool! Check out more awesome custom stages in our ongoing roundup.