Beyond rings and elemental shields, several other monitors and power-ups can be found throughout Sonic the Hedgehog 3, each offering a temporary boost or a crucial advantage.

1. Speed Shoes
- Effect: Grants a temporary burst of super speed, allowing you to run much faster than usual.
- Strategy: Useful for quickly traversing long, open sections of a level or for making daring jumps across large gaps. Be careful not to overshoot platforms!
2. Invincibility
- Effect: Grants temporary invincibility, making you immune to all damage from enemies and most hazards (spikes and crushing walls are still dangerous).
- Strategy: Use this to rush through dangerous sections, defeat groups of enemies without worry, or bypass tricky platforming. The invincibility music is a classic cue!
3. 1-Up Monitor
- Effect: Grants an extra life.
- Strategy: Always prioritize collecting these. They are often hidden in secret areas or at the end of challenging paths.
4. Ring Monitor
- Effect: Grants 10 rings.
- Strategy: A quick way to boost your ring count, especially if you're low or trying to reach 50 rings for a Bonus Stage.
5. Star Post
- Effect: Acts as a checkpoint. If you lose a life, you will restart from the last Star Post you touched. If you pass a Star Post with 50 or more rings, you will enter a Bonus Stage.
- Strategy: Always try to hit Star Posts, especially before challenging sections.
These power-ups are strategically placed to help you overcome specific challenges. Keep an eye out for them and use them to your advantage.