Collaboration Stages · 5 stages
EX stages
Clearing unlocks Green Hill Zone
Chances are listed on each stage page.
| # | Stage | Boss | Enemies | Rewards | Base HP |
|---|---|---|---|---|---|
| 1 | Leave Treasure Hunting to Me! |  Boss Knuckles 80% |      |  ×30,00010% ×20,00027% ×10,00063%
EX30% | 30,000 |
| 2 | Punching, Soaring, Climbing! | Boss Knuckles 200% |    | ×50,00010% ×25,00027% ×15,00063%
EX30% | 60,000 |
| 3 | Sonic's Battle Buddy | Boss Knuckles 500% |   | ×75,00010% ×50,00027% ×25,00063%
EX30% | 120,000 |
| 4 | Hot-Headed Echidna | Boss Knuckles 1200% |    | ×100,00010% ×70,00027% ×40,00063%
EX30% | 240,000 |
| 5 | Master Emerald's Protector | Boss Knuckles 2500% |    | ×500,00010% ×300,00027% ×100,00063%
EX30% | 480,000 |