I used to have a Merlin Membership can I still get entry into Shrek's Adventure! London? Merlin Membership cards are no longer accepted at Merlin Entertainments' attractions, as of 30th September 2016. To purchase a Merlin Annual Pass or for more information, please click here. Related articles Can I pre-book my entry with a Merlin Annual Pass? Why do I have to pay £1 to reserve my entry ticket? Why do you no longer offer Merlin Membership as a product? Do you offer a Merlin Annual Pass where you can pay in monthly instalments? Do you offer a special rate for disabled guests?