Colin and the Merged Worlds

 is a 2.5D platforming video game developed by and published by Bandai Namco Entertainment, being the thirteenth mainline Colin in the New World game. It has released for the Nintendo Switch, Xbox One, Xbox Series S/X, PlayStation 4, PlayStation 5 and Microsoft Windows on December 7th, 2023.

An Apple Arcade port was confirmed, aiming for its February 6th, 2024 release.

Synopsis
The real world and the Infinitum have collided and merged thanks to a mysterious new force, so Colin, Delaney, and their friends - alongside an new ally Amanda - have to go save both worlds before they’re permanently destroyed.

Playable
(The game is confirmed to have 13 base playable characters, although it is announced that more will be added via DLC)

Base

 * Colin - a spunky and heroic, yet impatient young adult man who is the hero of Infinitum.
 * Delaney - a tomboyish, yet friendly and kind of girly teenage girl who is Colin's girlfriend, often accompanying him on adventures.
 * Amanda - TBD.
 * Fly - a royal and friendly, but slightly rebellious frog who is from the Frog Kingdom and is Colin's Infinitum pal, often accompanying him on adventures as well.
 * Benjamin "Ben" - TBD.
 * Matthew "Mat" - TBD.
 * Alexis - TBD.
 * Samantha - TBD.
 * Penelope - A seductive, yet well-meaning and adventurous teenage girl who is Colin's younger sister and has been saving Infinitum ever since Penelope in the New World.
 * Julianna - TBD.
 * Katie - TBD.
 * Anteanterton - TBD.
 * Jeremiah Whiplash - TBD.

Penelope in the New World DLC

 * Melina - TBD
 * Melanie - TBD
 * Luna - TBD
 * Gianna - TBD
 * Jennifer "Kitty" - TBD.
 * Tank - TBD.

Bosses

 * Blitz - a menacing young adult boy with an ability to merge worlds for evil intentions, as he plans to destroy both to make it a new world for his people.

Trivia

 * This is the TBDth game in the series to not have any talking lines, just dialogue and noises.
 * This is the TBDth Colin in the New World game to not be developed by any of the Colin Crew subsidiaries.