The new monitors are references to the Sonic 3 Genesis, check out the updates:
10 extra rings
20 extra rings
Ring shield: change the color of the counter to blue, when losing the rings, they spread around the zone
Light shield: protects from damage once
Magnet shield: attracts the rings, around to the character
Spring shoes: power up for jump high when stepping on the ground
Rocket shoes: power up for fly through the stage in a straight line, when hitting the wall the power is lost
Change team: change between speed team or power team
Joker: random between 10, 20 extra rings and Eggman
5 extra minutes: max rings on competition mode
Eggman: trap
Extra life