Guesses from the BLUE team...:
-The Board it takes place on = Sweet Dream
-The character hidden in the picture = Geno? (Probably got this wrong, but losing out on 25 points isn't bad; We still get 100... hopefully)
-The power up hidden in the picture = Gold Flower
-The Mario game logo hidden in the picture = Mario & Luigi: Partners in Time
-The MK7 vehicle part hidden in the picture = Beast Glider
Our answers for the second batch of questions for the 3rd challenge:
1. 10
2. 30 seconds
3. Freezeflame Galaxy
4. Green
5. Purple
6. Shooting Star
7. Toad, Boo, Baby Bowser (A.K.A. Koopa Kid)
8. Li'l Cinder
9. Morton Koopa Jr.
10. 2