Tic-tac-toe board game. I printed the board in PETG and the X's standing on end for a cleaner look. The O's I printed face down and they turned out great as well. 

Printer settings

Board - Black PETG, X's Green Elegoo rapid PETG, O's Rainbow PLA 

PLA settings: 

Infill - 15% 

Nozzle Temp - 210C

Bed Temp - 60C

Support -None

Layer Height - 0.2mm

Retraction: 0.8mm @ 40mm/s

PETG Settings: 

Infill - 15% 

Nozzle Temp - 245C(rapid),235(Black)

Bed Temp - 80C

Support - None

Layer Height - 0.2mm

Retraction: 1mm @ 25mm/s