They can be game names, characters, or items in the game....
here is my list so far...let me know if you have improvement suggestions, and please think of something for YYYYY????
bold = im content
none = its ok
italic = weak need suggestions
A asteroid
B burgertime (peter pepper)
C centipede
D dig dug or donkey kong
E elevator action
F frogger
G galaga or galaxian
H hot dog (burgertime)
I ikari warriors
J joust
K key (pacman)
L lunar lander
M ms pacman

N ninja (tmnt or ninja gaiden or shinobi)
O oil drum (donkey kong)
P pacman

Q q*bert
R rampart
S space invaders
T tetris
U umbrella (donkey kong)
V vanguard
W wizard of wor
X xevious
Y
Z zaxxon
thanks!