Empty Slot on the Character tab???

Technically 18 is possible if you don't collect any of the 3 emblems until after you buy 14 character slots for 15 total but I still doubt until

Character Slot Expansion is an account upgrade available from the Gem Store and bundled with Deluxe or Ultimate editions of some expansions

slot netflix Extra Character Slot can be purchased in the shop for 30 points The default number of characters is 24

slot maskine Well, they could sell character slot #51 and so on Tbh, as long as there was a good amount of character slots by default, such as 50, I would