Here's my list. I mention the worst I've played from each manufacture/era for me. Otherwise certain areas would dominate the bad Example SYS 3, lol ; ) Just my opinion, but these games for me are bad. I'm sure i got someones favorite game on here, LOL
EM Bally-Fun Cruise
SS Bally- Hot Doggin
6803 Bally- Hardbody
EM GTB- Flying Chariots
GTB SS- The Games
GTB 3- Shaq Attack
WMS EM- Jubilee
WMS SS- Lucky 7
WMS 11- Millionaire
WMS/BLY WPC- Hurricane
Classic STN- Memory Lane
DE- Secret Service
Sega- Space Jam
Stern- High Roller Casino