- Ascended Fanon: Witchcart's first name in the Archie Comics, Wendy, is taken from Wendy Witchcart, a Fan Nickname with Added Alliterative Appeal that circulated online.
- Hilarious in Hindsight: Rail Canyon would later become the name of an (unrelated) stage in Sonic Heroes.
- No Export for You: Prior to being included in Sonic Adventure DX and Sonic Gems Collection, the latter of which mercifully grants a save state feature, making the game much more feasible to win.
- What Could Have Been: Tail's Skypatrol is a Dolled-Up Installment of a Disney game (explaining why early footage depicts a boss looking like Pete). It was intended for an unnamed canceled system with similar specs to the Game Gear. After the console became vaporware, the game was set to later be published with redrawn assets for the Game Boy as Boon Boon Kabun. This also didn't happen, so the game was retooled again for the Game Gear with a Sonic the Hedgehog skin,
Trivia / Tails' Skypatrol