MarvelousCraft 1.5.10 is a release file of the Minecraft resource pack Marvelouscraft 64x, made for Minecraft 1.8.1. It was published on December 28, 2014 and is 22 MB in size. For the full description, screenshots and every other version, visit the Marvelouscraft 64x resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.