Level 2 Mod: Now build upon the Level 1 Mod Expand the board to play on a 4 by 4 grid. Players are still trying to place 3 symbols in a row. At the start of the game each player gets one token. Each player can play a token once per game, directly after their opponent's turn, to force that opponent to erase the symbol they just played and move it to any other available space. 3.) How did this modification affect the Mechanics of the game? 4.) Finally, did any of the mods above affect any of the other Game Design Principles? If so, how?​