>>33653260Let's approach this systematically:
Gen 1: Prof Oak, Giovanni, Bruno, Brock, Lt. Surge, Koga, Lance
Gen 2: Chuck, Pryce
Gen 3: Norman, Prof Birch, Brawly, Wattson, Juan, Sidney, Drake, Noland, Brandon, Archie, Matt, Maxie, Lucian
Gen 4: Prof Rowan, Wake, Byron, Volkner, Palmer, Darach, Cyrus
Gen 5: Burgh, Clay, Brycen, Drayden, Marshal, Grimsely, Marlon, Alder, Colress, Veteran, Backpacker
Gen 6: Grant, Wulfric, Siebold, Wikstrom, Lysandre, Augustine, Worker, Fisherman
Gen 7: Kukui, Hala, Red, Blue, Guzma, Nanu, Hala, Swimmer, Hiker
This leads us to a stunning number of 57 pokemen.
Now, which ones are irrelevant? Non. All Pokemen are relevant.