In co-op mode, the AI is trying to defeat the active player by adding some disturbances in minigames. Other players have to shake they joy-cons, mash buttons and more to remove the disturbances.
A party game featuring 100 minigames inspired by the likes of WarioWare.
This page contains co-op info for Ultra Mega Xtra Party Challenge on the Nintendo Switch. All information about Ultra Mega Xtra Party Challenge was correct at the time of posting. Information is subject to change. If you see any errors please email us.