The 11th prompt is to design a logo for the Pokémon Summer Megamix as requested by Brotad!
You can find all the information you need in this video here: www.youtube.com/watch?v=isboXQ…
And in the description of it where you can also find the submission email and deadline here:
SUBMISSION EMAIL: email@example.com
SUBMISSIONS DEADLINE: June 30th at 12 PM PST
Have fun and I hope you come up with something great!