Sonic
* Amy is Sonic oldest female friend.
* Blaze is a bit more bolder when dating Sonic.
* Tangle likes Sonic because fun things tend to happen around him in her eyes.
* Lilac was a Sonic fangirl before meeting him.
* Sonic met Sally when he visited the Acorn Kingdom with his uncle.
* Surge’s adopted father was the reason why she initially hated Sonic.
Tails
* Tails and Cream were neighbors growing up.
* Marine never knew that Tails real name is Miles until they got marriage (or when one of the other girls tells her in the threesome & harem timelines)
* Whisper thinks that Tails is strong that he looks.
* Milla likes Tails’ right tail the most.
* Cosmo has the least amount of shy moment around Tails compared to the other girls of Tails.
* Zooey known Sonar prior to college.
Knuckles
* Shade loves corn.
* Rouge loves teasing Knuckles.
* Jewel is the only girl (in Knuckles’ group) that has never been to Angel Island prior to dating Knuckles.
* Carol spar with Knuckles every time they encounter each other prior to dating.
* Tikal was the only girl Knuckles met during college.
* Relic explored Angel Island as Knuckles as her tour guild before they were dating.
Shadow
* Rouge rare teases Shadow.
* Sticks hates Omega.
* Shadow and Lanolin rarely have any arguments.
* Shadow and Neera are evenly matched.
* Nicole is Sally’s adopted sister.
* Sonia is the only girl that dated someone before.
Silver
* Blaze met Silver when visiting Soleanna.
* Gold knew about Silver prior to meeting for the first time. However, she didn’t know his name or personality.
* Galaxina owns a landscaping business.
Other
* Manic and Mina have been dating longer than Sonic and (whatever girl he is dating in that timeline).
* Gadget and Gizmo are cousins.
* Nicolete and Fiona are friends.
* Sonar likes Kit's short height.
* Nicolete treats Trip so much better than she treats Fang.
* Fiona is NOT friends with Sonic, Tails, Knuckles, Shadow, Silver, and the girls they date. Sally, Nicole, and Tails' girls espeically hates her.
