This video shows some gameplay of all characters in the Boxing event from Mario and Sonic at the Olympic Games Tokyo 2020 for Nintendo Switch.
00:52 Mario
03:08 Luigi
04:53 Peach
06:37 Daisy
08:43 Bowser
10:52 Sonic
12:59 Tails
14:55 Knuckles
16:48 Amy
18:29 Dr. Eggman
20:37 Wario
22:35 Waluigi
24:34 Yoshi
26:33 Donkey Kong
28:38 Bowser Jr.
30:38 Shadow
32:35 Silver
34:12 Metal Sonic
35:51 Blaze
37:51 Vector
39:52 Zavok