Weight

Weight is an object that first appeared in Sonic Adventure 2.It is simply a Parallel rectangular surfaces object made of metal and it is serves as a helpful and damageable object in the same time.

Description
Weight main appearance is a Parallel rectangular surfaces with bearer on it, surrouned with red columns. From game to game it's appearance change, but it's purpose is the same which is to be like the rolling Spiked Ball to move to the top and fall to the ground fast that can damage the player if he was under it. It has also a helpful side which is to make the player go to higher places that he cannot go himself.

Sonic Adventure 2
Weight first appeared in Sonic Adventure 2 which this object was used to be a harmful the player and helpful in the same time. In this game this object uses a tricky action which is to fall the the ground in the same time when the player is under it making the player lose his rings. The Weight can also be controlled by switch scattered throughout the stage to use it go to higher places. When  it's switch is activated the red the two red columns that surrounds it will be disabled and it will rises up to the top for a short of time and then fall the ground (depending on the time that it's switch can disables it).

Sonic Heroes
Weight made it's second appearance  in Sonic Heroes. But with some change in appearance as instead of having two red columns, it has one green- yellow column that flashes several times when the Weight is rising up or down. Like Sonic Adventure 2 this item also used to go to higher locations. If the player is under the Weight in Bullet Station and the Weight falls on him then the the player will lose one of his character and the player will be unable to use it  until the player takes a checkpoint to regain his lost formation character.

Shadow the Hedgehog
Weight also appeared in this game regaining it's appearance from Sonic Adventure 2, but with one red column instead of two. Weight only appeared in Black Comet Stage.