Over the last few years, British theatre has gone crazy for special effects: Stranger Things: The First Shadow and The Time Traveller’s Wife are just two recent West End shows where magic is a big part of the draw. That trend finds an appropriate home in this new RSC production of A Midsummer Night’s Dream, a play whose fairies and dreamlike sequences should prove fertile ground for illusion director John Bulleid – who also worked on Harry Potter and the Cursed Child – to work his magic.