Hot Topic has posted their monthly preview of collectibles on their Youtube channel for the month of November. Among the new Funko POP!s is the Hot Topic exclusive Kingdom Hearts III Lea with his "Flame Liberator" Keyblade. You can view screenshots from the video below. (Thanks to @FunkoPOPsNews for the screenshots!)
The figure will be release at Hot Topic later this month. Funko POP! Kingdom Hearts III Aqua, Lea, Sora (Ultima Weapon) and Kairi (with Hood) are now available at GameStop. Dark Aqua with Keyblade will also be available soon at BoxLunch as well as Kairi with Keyblade.
UPDATE [November 12, 2019]: Hot Topic has given a tentative release date for the store exclusive Funko POP! Kingdom Hearts III Lea with Keyblade in a reply to a tweet from KH13 News Team member Leamax. The figure should be available "on or around 11/30 (November 30th)".
Please note that the date is subject to change. Stay tuned to KH13.com for the latest news and updates about the newest Funko POPs!