Pokémon Ruby & Pokémon Sapphire: Super Music Collection

Battle! (Super-Ancient Pokémon) - Pokémon Ruby/Sapphire

Mario Kart 8 Deluxe Original Sound Version

Wild Woods

Mario Kart DS [OST]   Shroom Ridge

Pokemon Route 1 Theme (Epic Orchestral Music)

Super Mario Galaxy 2 Original Soundtrack

Space Storm Galaxy

Fleet Glide Galaxy

Publishers: Nintendo
Release date: July 10, 2010
Media: Compact Disc
Tracks: 70
Length: 2:11:39
This album includes Disc one and Disc two

Melty Monster Galaxy

Squizzard

Cloudy Court Galaxy

Star Ball Rolling

Super Mario 3D World OST Disc 2

World Star // Super Mario 3D World (2013)

I'll upload OSTs when I have time and have a soundtrack.
Keep tabs with your local VGSoundz:
@vgsoundz - Super Mario Galaxy
@vgsoundz2 - Super Mario Galaxy 2
@vgsoundz3 - Collection of OSTs
@vgsoundz4 - Collection of OSTs 2
@vgsoundz5 - Pokémon Super Mystery Dungeon

Cloudy Court Galaxy

VGSoundz: Mario Galaxy 2