Holds a 3DS XL, Powersaves for 3DS, and two SD card readers. You could probably use the thinner one to hold a flash drive as well, but I sized the slots for the SD card readers I have.

Gridfinity 3DS Hacking Station.stl

Holds three tiles and has a compartment for balls. I called it the Battle Bracer because I intend to put it on my arm, Yu-Gi-Oh Duel Disk-style, but it could work fine as a Battle Board, too.

The wrist mount that I used is just the Wrist Changer but I filled in the part that accessories attach to and just hot glued it to the board. 
https://thangs.com/designer/models/3d-model/33575?part=7bff7c8d-554d-4a66-8bf3-405459f1e82b

Hextraction Battle Bracer

Holds three tiles and has a compartment for balls. I called it the Battle Bracer because I intend to put it on my arm, Yu-Gi-Oh Duel Disk-style, but it could work fine as a Battle Board, too.

Need allies in your Nerf fight? The Dragonblood Prince is here to assist! The bonds between you and your friends are the key to victory in any battle, so attach your friend to your blaster! Vio Rhyse Alberia!

Euden On A Nerf Rail.stl

Think you have too much choice? Want to let fate take the wheel? Look no further than the Lucky Tile! When a ball rolls through this tile, the roller gets to experience the wild thrills of RANDOMNESS! Will the RNG guide you down that perfect path, or will it spit you to an empty chute, wasting your turn?

Lucky Tile.stl

Think you have too much choice? Want to let fate take the wheel? Look no further than the RNG Tile! When a ball rolls through this tile, the owner gets to experience the wild thrills of RANDOMNESS! Will the RNG guide you down that perfect path, or will it spit you to an empty chute, wasting your turn?

RNG Tile.stl

Activity related to collaborating with others on models

Likes, comments, and activity from your community

A roundup of models that we think you'll like

For when we think someone might have posted your content as their own

New content from your premium memberships

Emails and messages from designers you follow

greendognc

Gridfinity 3DS Hacking Station.stl

Hextraction Battle Bracer

Euden On A Nerf Rail.stl

Lucky Tile.stl