From The Invader Zim Personality Test I am:

# 1 GIR
# 2 Squirrel
# 3 Ultra-Peepi
# 4 Dib
# 5 Keef
# 6 Gaz
# 7 Mrs. Bitters
# 8 Yard gnome
# 9 ZIM
# 10 The ALMIGHTY TALLEST!