1. To move phyton, player can use arrow keys or “WASD”
2. North with up arrow or ‘w’
3. South with down arrow or ‘s’
4. East with right arrow or ‘d’
5. West with left arrow or ‘a’
6. Phyton’s starting point is in the middle of board and moving east (from left to right)
automatically 4 grid per second. The phyton moves only north, south, east, or west.
7. If phyton head hit board edge, then its head should appear on the opposite edge.
8. Player can cancel the rewind feature using “Cancel Rewind” button.