Super Mario Bros. Wonder has an online mode where other players

If you end up falling victim to an enemy or pitfall, touching the online ghosts of other players can keep your run going in a pinch.

Super Mario Bros. Wonder includes invincible characters for a more relaxed experience

Super Mario Bros.™ Wonder - Nintendo Switch (US Version) : Everything Else

Super Mario Bros.™ Wonder for Nintendo Switch - Nintendo Official Site

Game review: Super Mario Bros. Wonder (Switch)

Super Mario Bros. Wonder - Nintendo Switch, Nintendo Switch

Super Mario Bros. Wonder Online Multiplayer Revealed, No Online Co-op

Super Mario Bros. Wonder' Is What Happens When Devs Have Time to Play : r/NintendoSwitch

Is Super Mario Bros Wonder Multiplayer? Local and Online Co-op - N4G

Super Mario Bros. Wonder is Nintendo multiplayer done right