Powering Robotnik's machines
Dark Rings are synthesized rings, used by Dr. Robotnik as a source of energy in the game . They are reddish-brown in color.
Small versions of Dark Rings are seen throughout the game after the player destroys a
Badnik, similar to , but the rings can't be collected. Every boss in the game is shown to be powered by a Dark Ring, the container of which usually serves as a weak spot. Although the Dark Rings are very powerful, they disintegrate once they leave the object they are powering.
Sonic Advance 3
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Knuckles | Vector | Mighty | Charmy | Espio | Heavy the Robot | Bomb | **********
Dr. Robotnik | Metal Sonic | Sonic | Tails | Amy
Amazing Arena Badnik 1, 2 | Bombbearer | Botanic Base Badnik 1, 2, 3 | Bushbubble | Dribbler | Gotcha | Hoverby Mk II | Isolated Island Badnik | Motorspike | Needlenose | Piranha | Poptank | Ringleader | Spiketower | Techno Tower Badnik 1, 2, 3 | Ticktock
Isolated Island | Botanic Base | Speed Slider | Amazing Arena | Techno Tower | Marina Madness | World Entrance | Special Stage | Bonus Stage
Amazing Arena boss | Amazing Arena sub-boss | Botanic Base boss | Marina Madness boss | Speed Slider boss | Techno Tower boss | World Entrance Level 1 | World Entrance Level 2
Climb | Dash | Glide | Plasma Pulse Attack | Double Jump | Spin Dash | Spin Jump | Super Spin | V. Maximum Overdrive Attack | Wall Jump
Exit | Balloon | 1207 Beta version | Archie Knuckles' Chaotix | Chaos Ring | Chopper Block | Combi Catcher | Debug Mode | Dark Ring | High-speed warp tube | Monitors ( Super Ring, Combine Ring, Power Sneakers, Shield, Invincible, Swap, Grow, Shrink, Change) | Newtrogic High Zone | Ring Power | Ring | Signpost | Spring | Sonic Crackers | Sphere | Switch | "X" Bumper