Let’s imagine for a second that this was Ultimate’s base roster:
-Inkling (revealed in March 2018 Nintendo Direct)
-Simon (revealed at E3 2018)
-Richter (65ε, revealed alongside Simon)
-Crash Bandicoot (revealed at E3 2018)
-Ridley (revealed in August 2018 Smash Direct)
-Shadow (38ε, revealed in August 2018 Smash Direct)
-Dark Samus (4ε, revealed alongside Shadow)
-King K. Rool (revealed in August 2018 Smash Direct)
-Isabelle (revealed in September 2018 Nintendo Direct)
-Caeda (revealed in November 2018 Smash Direct)
-Alph (40ε, revealed in November 2018 Smash Direct)
-Ken (60ε, revealed in November 2018 Smash Direct)
-Incineroar (revealed alongside Ken)
-Piranha Plant (revealed in November 2018 Smash Direct)
-Inkling (revealed in March 2018 Nintendo Direct)
-Simon (revealed at E3 2018)
-Richter (65ε, revealed alongside Simon)
-Crash Bandicoot (revealed at E3 2018)
-Ridley (revealed in August 2018 Smash Direct)
-Shadow (38ε, revealed in August 2018 Smash Direct)
-Dark Samus (4ε, revealed alongside Shadow)
-King K. Rool (revealed in August 2018 Smash Direct)
-Isabelle (revealed in September 2018 Nintendo Direct)
-Caeda (revealed in November 2018 Smash Direct)
-Alph (40ε, revealed in November 2018 Smash Direct)
-Ken (60ε, revealed in November 2018 Smash Direct)
-Incineroar (revealed alongside Ken)
-Piranha Plant (revealed in November 2018 Smash Direct)