The Name Of The Clan Is Cereal Killers, So all who join the clan must have a name related to a cereal.

Used:
Toucan Sam
Captain Crunch
Lucky
Trix Rabbit

Free:
Note: Perenthesis would not be included in the name
Sugar Bear
Count Chocula
Boo Berry
Frankenberry
BuzzBee (Honey Nut Bee)
Wendell (Cinnamon Toast Crunch Chef)or Cinnamon Toast Chef
Sonny (Cocoa Puffs)
Snap
Crackle
Pop
Tony or Tony the Tiger
Dig'em (Smacks Frog)
Coco
Cornelius (Corn Flakes Rooster )
Sunny (Raisin Bran Sun)
Fred FlintStone
Barney Rubble
Crazy Craving (HoneyComb Thingy)
A of the Fab Four (Alpha Bits)
B of the Fab Four
C of the Fab Four
D of the Fab Four
Nesquik Bunny
Officer Krum (Cookie Crisp)
Cookie Crisp Crook
Chip the Cookie Hound
The Quaker Man
Crunchberry
Quisp
You can even make up your own if you want as long as it relates to cereal
We do have a theme going here you know  :P