TODO

   1 Dark Racing Kings ?
   2 Checkered-Teleport ?
   3
   4 // TODO: playvisual enlightened test (pas forcément mode dark...)
   5
   6 // rem ref to bordContainer --> rethink CSS design...
   7
   8 // TODO: Otage, Emergo, Pacosako : fonction "buildPiece(arg1, arg2)" returns HTML element with 2 SVG or SVG + number