The actor, who played him in Batman Returns, has written a storyline for an 80th anniversary edition of the DC comic which sees him vaccinate the planet
From Viz to the fourth plinth to David Bowie, the perennially upstart comic’s influence rampages on – and even our own Adrian Searle can’t get off scot-free
The annual award for aspiring cartoonists offers the chance to be published in the Observer and win a cheque for £1,000, with past winners going on to land film and book deals