Groups
Name 6 first party characters (There are 29).
Sonic, Tails, Amy, Knuckles, Shadow, Eggman, Big, Metal Sonic, Sage, Cosmo, Surge & Kit, Tangle & Whisper, Bunnie, Blaze, Silver, Chaos, Sonia & Manic, Tails Doll, Zavok, Mephilles, Omega, Sticks, Maria, Eggman Nega, Sally, Tails Nine, Rusty Rose, Knuckles the Dread, Trip, Infinite
All Out Attack
Joker (Persona)
I Am All of Me
Shadow the Hedgehog
Hotrod of Horror
Zobio and Zobiko
They are playable in the Xbox 360 version, making it their first appearance in any Sonic or Sega game. It also marks their final non-cameo appearance in a video game until their confirmation for Super Smash Bros. Ultimate nine years later.
Banjo and Kazooie
Name 5 second party characters (There are 19).
Opa-Opa, Mobo & Robo, Alex Kidd, Beat, AiAi, Amigo, Zobio & Zobiko, Beatdown Joe, Chuchus, Jacky & Akira, Ryo, Ulala, Billy Hatcher, NiGHTS, Joker (Persona), Hatsune Miku, AGES, Bayonetta, Segata Sanshiro.
Night of the Living Zombots
Dr. Eggman
Let's Go Away
AGES
Green Hopper
Big the Cat
Jokingly, according to Sonic Twitter Takeover #3, he collects or at least has some form of media involving Sonadow.
Infinite
Name the two third party characters.
Banjo-Kazooie and X
Wrath of the Ancients
Sage
Let's Hit the Climax!
Bayonetta
Diamond Cutter
Tangle and Whisper
Weirdly enough, the original story never had a Game Over screen like the one shown in the game adaptation. In the original story, Tom’s computer turned off permanently, and since (obviously) he couldn’t put that in his game, he replaced that segment with the Game Over screen we all know.
X
Name 5 villains/redeemed villains (There are 15).
Shadow, Eggman, Metal Sonic, X, Sage, Surge & Kit, Chaos, Tails Doll, Zavok, Mephilles, Omega, Eggman Nega, Tails Nine, Rusty Rose, Infinite.
Realm of a Broken God
X
Unknown from M.E.
Knuckles the Echidna
Sukopako Motorcycle
Alex Kidd
In the episode "The New Normal", the first episode of the third season of the show Amphibia, there is a scene where it is possible to see a copy of their game next to a SEGA Saturn at the right side of a shelf.
NiGHTS
Name the god characters (There are five).
X, AGES, Segata Sanshiro, Chaos, Mephilles,
Supernova
Infinite the Jackal
Level Complete
Mobo and Robo (Bonanza Bros.)
Family Heirloom
Sally Acorn
In his mobile port of his Switch title, he has 20 typos in his dialogue, the most out of any character in the game.
Amigo