What's the Tier List???
Tier list provided by No17Japan:
S: Pepe
A: Oni, Sonia, Kang, Jones, Elias
B: Radel, Lynn
C: Billy, Cassandra, Abubo, Pupa, Annie
D: Alice, Jimmy
How do I unlock Abubo??
Enter this code on the character select:
8888 222 66 4
You can do this slowly, you don't have to do it fast.
How do I play as Johann?
You can only play as Johann in the AES mode. If you're on fightcade go to your Inputs > Dipswitches > set to "AES Japan"
After you set it to AES mode, select your characters and hold down ABCD during the VS screen. You should be able to play as Johann.