I'm so bad at these, but here goes.

1. Hard to explain, one of them is like a disc, the other one is like a purple flame type thing..

2. Erm.. Unreal?

3. Jazz1, although this is a complete guess.

4. Er, SSBPiccolo? He's banned, but whatever.

5. WAKEMAN AHAHAHA

6. There's more than one possibility for this one, but I'm guessing a y-axis sucker tube that will slow Jazz down a bit.

7. Oh, I know this one. The bug where you keep collecting ammo even after it's full.

8. It was called a...*mumbles*

9. They're actually xjj2 servers I'm pretty sure, either that or SW. I think it's xjj2 though.

10. WAKEMAN AGAIN HAHAHAHA

Guh, I lost.