For Doc purposes of the Amusement Vision early 2000 formats on GameCube. Researched by MentalCyberist
Format specifications;
GMA/GML: GameCube Model Archive/Library
SKL: Skinned Model Skeleton
MTA/MAL: Animation Header and Anim Library/Pack
Note: The game doesn't load the individual SKL files, they load the packed SKL.ARC