A_ substitute two or three team members maximum by make a break between two halves.
B_changing the plan in the break, for example: from 442 to 532 ... from 4141 to 433 ... etc.
C_ Switching the player who will shoot the free kick. For example, you can give us two extra seconds, and by pressing a small button we can choose another player to shoot the free kick.
D_ add yellow and red cards