ZeelaTunes - Sonic covers

Sonic the Hedgehog 3 - Hydrocity Zone Act 2 [Game Boy]

Sonic Eraser - Versus Mode [VRC6]

Sonic the Hedgehog 3 & Knuckles - Final Boss [8-bit Game Gear cover]

Sonic CD (JP/EU) - Tidal Tempest: Present [YM2612]

Sonic the Hedgehog 2 - Aquatic Ruin Zone [5-N163; 8-bit]

Sonic 3D Blast (GEN) - Volcano Valley Zone [Mega Man X-style; SNES]

Adventures of Sonic the Hedgehog - Dr. Robotnik's Theme [8-bit 2A03; 0CC-Famitracker]

Sonic Adventure 2 - 34ºN, 12ºE... for Mad Space [2A03; 0CC-Famitracker]

Sonic the Hedgehog 3 (1103 Prototype) - Carnival Night Zone Act 2 [2A03 Famitracker]

Dr. Robotnik's Mean Bean Machine - 2 Player [Famitracker 2A03]

Sonic 3 & Knuckles - Flying Battery Zone [Mega Man 7 style]

Sonic Forces - Justice (Park Avenue) [8-bit Famitracker 2A03]

Sonic The Hedgehog 3 - Carnival Night Zone (MM7)

Sonic The Hedgehog 2 - Oil Ocean Zone (FamiTracker 2A03, Mega Man 6 arrangement)

Sonic: Triple Trouble - Sunset Park Act 3 (MMX2 style)

Sonic Adventure 2 - Boss 2 [Egg Golem] (8-bit remix ~ FamiTracker 2A03)

Sonic The Hedgehog (Game Gear) - Bridge Zone (8-bit 2A03)

Sonic '06 - Town Mission 4 (8-bit 2A03)

Sonic Adventure 2 - Metal Harbor (8-bit VRC6)

Sonic Advance 2 - Music Plant Zone Act 1 (8-bit 2A03)

Sonic Adventure 2 - Cosmic Wall (8-bit 2A03)

Sonic Heroes - Grand Metropolis (8-bit 2A03)

Sonic Adventure - Windy Valley 1 (8-bit 2A03)

Sonic The Hedgehog - Bridge Zone (Mega Man 8-bit style)