Conveyor Belt

Conveyor Belts are long, infinitely moving assembles set on the ground with in numerous games of Sonic the Hedgehog series. Based on two rotating wheels with long belt set on to move endlessly between them, conveyor belts are recurrently featured in numerous machinery- and air fortress-themed Zones. When Sonic or other playable character runs to the conveyor belt, his moving speed either heavily decreases or increases, depending if the belt is moving straight or opposite direction. In some games, the movement speed of conveyor belts can be also slower or extremely high.

Sonic the Hedgehog (1991)
In the original 16-bit version of Sonic the Hedgehog, conveyor belts are featured only at Scrap Brain Zone Act 2, where they can be found at halls and routes. These places also have dangerously inserted circular saws, swinging spiked balls and crusher tubes. Moving on conveyor belts is very difficult due the high speed moving, while the player has to at the same time look out all previously mentioned obstacles.

Conveyor belts are also seen at Scrap Brain Zone in 8-bit version of the game with same name, where they are mostly floating in mid-air. In act 2, there is large room with lot of conveyor belts, which the player has to use to climb on the upper route.

Sonic the Hedgehog 2
The only, horizontal moving conveyor belt is seen at the mid-point of Wing Fortress Zone in Sonic the Hedgehog 2. It goes to the straight line without problem.

Sonic the Hedgehog CD
The third Round Quartz Quadrant in Sonic the Hedgehog CD features conveyor belts as main gimmicks, which are set everywhere, even in the ground and platforms. In Quartz Quadrant, there are small switches with arrows pointing the moving direction of belts, that can be changed by jumping on it. There are holes with conveyor belts in each side, which can be used to time travel after running past the Past or Future Time Warp Plate. If the player also changes the belt movement on the tunnel by jumping on the switch, the player will keep jumping on and going down the tunnel while gaining speed to transport in time.

In the boss encounter in Quartz Quadrant, Doctor Robotnik also uses conveyor belt to trap Sonic, while dropping bombs on him and having spikes on the left side. The player has to survive on the arena for while until Robotnik's cockpit starts overloaded due being set over the moving conveyor belt.

Sonic & Knuckles
In Sonic & Knuckles, conveyor belts are seen featured in Death Egg Zone, while there can be elevators with long, active conveyor belts, where the player has to balance his movements while avoiding holes, which shoot tiny missiles toward him at elevators. There are also smaller ones, which don't have belts rotating on, but instead the platform itself can move on rooms, that have full of electric generators.

Sonic 3D Blast
In Sonic 3D Blast, the boss encounter of Gene Gadget Zone takes place to the wide, moving conveyor belt, that moves to the opposite direction where set of spikes are located. The player has to avoid spike placements, that come along with the belt from small, wide hatch. When Robotnik lands to above the conveyor belt to shoot missiles from his Eggmobile, the player gets change to attack.

In the last Zone of the game Panic Puppet Zone, there are slowly moving conveyor belts, that transports Sonic to the other part of the Zone. There some of conveyor belts, that have opposite direction, which has to change by pulling the switch to the other side.

Sonic Adventure
Conveyor Belts have also seen only time at one room of Final Egg in Sonic Adventure, which are extremely fast moving, where the player has to jump on them to get to the other side of the room without falling to huge bottomless pit and avoiding large moving spike attachments above.

Sonic Heroes
In Sonic Heroes, only two extremely fast moving conveyor belts are featured at Egg Fleet, which are located on the inside hall of large battleships. If the player keeps going to the end of dark hall, the playable team is automatically seen destroying it and moving to the next part of the stage.

Sonic the Hedgehog (2006)
In Sonic the Hedgehog (2006), Radical Train has conveyor belts set on the wooden building, where they are seen been active all the time. There are two different belts being active, as one can be moving to the straight forward, while other one will keep going to the opposite direction. The pattern changes in each time, when the player progresses on the wooden building.

Sonic Unleashed
In Sonic Unleashed, Eggmanland features large and long conveyor belt on the large hall, while around below the conveyor belt is bottomless pit being set. This conveyor belt also goes to opposite direction at high speed, as the player has keep Sonic Boost going while avoiding laser lines and other obstacles, that come across.

Sonic the Hedgehog 4: Episode I
Conveyor belts are featured at Mad Gear Zone in Sonic the Hedgehog 4: Episode I, where they are mostly set individually or small groups floating on mid-air. These conveyor belts aren't fast moving, but have usually badniks on the other side waiting the player.