yes u can defeat every boss easily
tho only if u use them correctly i can win 19/20 battles of bosses easily
i use
Whim
Golduck
Skar (stealth/spike for focus sash)
Magnezone (twave + explode)/Dugtrio (momento) for safe switch
Ninjask/Gorebyss
Pangoro/Togekiss
I have a small guide to defeat mostly every boss in game,
my frnd gave me it
U can use it if u want
baton.txt