This is the 3D printable file of Tris 2 – the sequel to Tris, based on the original idea by Paolo Casarini. There are multiple versions of the model (with the symbols inside or outside, and with or without the “bar”) to suit your preferences — but all of them work equally well.
Game rules:
https://www.instagram.com/reel/DJEasGttwMo/?igsh=cmIwY3hxdDBxZWpl
https://www.instagram.com/p/DJJk_X4t0kY/?igsh=bjk1MDBwYnRtNXA0
Credits: Paolo Casarini
https://www.instagram.com/paolo_casarini_?igsh=Z3NsaG45eXp3Mnhp
I'm working to make the bi-color version.
The author marked this model as their own original creation.