It's projective hex! Invented by Bill Taylor.
Most models generated by
polyHédronisme.
Mouse drag or Shift + Arrows : Rotate
R : Red's turn
B : Blue's turn
Shift + Click : Reset tile
Shift + Z : Undo last move
Shift + Q : Randomize board
Shift + W : Reset board
This polyhedron represents a tiling of RP2;
opposite faces are identified.
You win if your color contains a non-contractible loop.
More Info