Are there any restriction dates for using my Merlin Annual Pass at LEGOLAND® Discovery Centre Toronto? There are NO restrictions with using your Merlin annual pass at LEGOLAND® Discovery Centre Toronto. Related articles Do I get any perks when visiting LEGOLAND® Discovery Centre Toronto? Where do I gain entry with my Merlin Annual Pass? Can I pre-book my visit in advance as an Annual Pass holder? Can I upgrade my ticket/LEGOLAND Discovery Centre Toronto Annual Pass to a Merlin Annual Pass? Where would I find information about a career with Merlin Entertainments?