I know this soundtrack is already on SoundCloud, but unfortunately those uploads have the game title in front of all the songs, which makes it hard to navigate on mobile devices.

Kirby's Return to Dream Land Deluxe Original Soundtrack

Vestiges of the Ancients

DS Rainbow Road (Mario Kart DS) - Mario Kart World (OST)

E-Splurgy of Happiness

Kirby Star Allies Full Soundtrack

Clash at Castle Dedede - Kirby Star Allies

02. Donkey Kong Country Returns

32. Battle! (Gladion)

Super Smash Bros. Anthology - Vol. 14: Game & Watch

02. Flat Zone 2

Super Smash Bros. Anthology - Vol. 25: Mega Man

02. Guts Man Stage

Paper Mario

Huffin' and Puffin' // Paper Mario (2000)

Super Smash Bros. Anthology - Vol. 29: Bayonetta

06. After Burner (∞ Climax Mix)

Kirby Super Star

Grape Garden

Grape Garden

Cyalm