Omniv - Recreating the pose, creating the scene, etc
!𝕮𝒽𝖆Ʀ - Helping with blender and fixing Geno's hair
LuminousWarrior - Format for the expansion
MetalLegacy - Helping with stock icons

The Legacy XP team, whom are all listed here: https://smashbros.co/lxpcredits
And of course the CSProject Backroom for starting the CSProject to begin with!