Starbucks Slime Cup 2025. Starbucks halloween cups have been leaked, and there’s five new cups for customers to get their hands on in october, plus, the iconic slime drip cup that people were. The chain announced its halloween drinkware line september 12, 2023, with haunting but beautiful designs like a green slime cup.

Starbucks’ highly anticipated halloween tumblers and cups for 2023 are here. Stores starting august 22 for a limited time,.