There should be "Room Owner," who's name and trail on the map would be yellow, and who created the room. Then "Co-Room Owners," who are the people the Room Owner gave the code to, and who's names and trails on the map would be red.
[+] if you think the following smilies should be added: Angel w/ halo, smiley with spinner hat, nerd smiley, smiley w/ mohawk, frog smiley, buck tooth smiley, cross eyed smiley, X eyed smiley, change the "skin" color of your smiley, and afro smiley.
Tip: When you're trying to take out a group of stronger soldiers, don't just move the mouse back and forth. It will take twice as long to kill them when shooting at their stomach, than their head.
Hotmankillu, you can get it in your world, and you will eventually get the smiley. I don't know how many coins it takes but I just saw someone with the wizard. Good luck! :)
Everyone who keeps asking for a magic coin, all you have to do is collect regular coins. You could get it on the first one you get, or the 5,000th one.
Q: Who can get Magic?
A: All registered users can get magic, you do not have to be beta or have a specific smiley.
Q: Can you get magic more than once?
A: Yep, you can get it an infinite amount of times.
Q: In what worlds can you get the magic?
A: You can get magic in any world.
Q: If I pick up a lot of coins will I get magic faster?
A: No the system is clever than that.
Q: How often can you get magic?
A: Several times a day
Q: Will there be more magic things?
A: Yep!
^From The Everybody Edits Blog^
The magic coin is the following:
1) Raises your energy by 10
2) Can be found in ANY level
3) You DO NOT have to have a certain amount of coins
4) You DO NOT have to be using a certain smiley
[+] this so others can see.
 "Digital Upgrade"){kind=icon}
 "Everybody Edits"){kind=icon}
 "Heir"){kind=icon}
 "Kong Quiz"){kind=icon}
 "Cursor Catalog 2"){kind=icon}
 "Crash Test Launcher"){kind=icon}
 "Tesla Death Ray"){kind=icon}