Thanks @Ivystar138 for the first fact and @midnightskittles for the last five!

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-On the back of Bluestar's Prophecy, Crookedstar's Promise, and other Super Editions, instead of "Dive into the Warriors world" it says: "Delve into the Warriors world".

-Scourge liked Bluestar for saving him from Tigerstar. He killed Tigerstar for two reasons, the second one being Bluestars death.

-In her dreams, Brightheart can see out of her missing eye.

-Vicky almost brought Midnight back as a villian in The Great Battle.

-Kate said that Millie is now an elder.

-Grey Wing will become mates with Slate.