The Colosseum of Twilight - Boss Rush v0.5.1.zip is a release file of the Minecraft map The Colosseum of Twilight (Modded Boss Rush), made for Minecraft 1.12, 1.12.2. It was published on December 2, 2020 and is 45 MB in size. For the full description, screenshots and every other version, visit the The Colosseum of Twilight (Modded Boss Rush) map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.