Rainbow Ring

Rainbow Rings (レインボーリング) are multi-colored rings that are encountered in several different levels in the Sonic the Hedgehog series.

Description
The rings launch characters in a specific direction when a playable character passes through them, as well as giving extra points to the player. In Sonic Generations, they are also used to start Trick Actions.

Sonic Heroes
In Sonic Heroes, the Rainbow Rings are placed in groups of three mostly after ramps. When pass through them the playable characters will do a mid-air trick and earn bonus points (1000 for the leader, 800 for other characters) as well as a Ring each. If the player can make all three characters on the team jump into a Rainbow Ring, the player acquires a bonus of ten Rings.

Sonic the Hedgehog (2006)
In Sonic the Hedgehog (2006), Rainbow Rings appears in the action stages where they can help the player reach otherwise unreachable locations or take a shortcut. When passing through them, the player is awarded bonus points.

Sonic Unleashed
In Sonic Unleashed, the Rainbow Rings work exactly as they did in Sonic the Hedgehog (2006) and serve the same role. They only appear in the game's daytime Stages.

Sonic Colors
In Sonic Colors, like in Sonic Unleashed, the Rainbow Rings award the player with a bonus of 5000 points upon passing through them and to reach other location.

Sonic Generations
In Sonic Generations, passing through a Rainbow Ring allows the player to perform Freestyle Tricks. Unlike other games however, they do not give bonus points but they can fill the Boost Gauge.