Disneyland After Dark: Heroes Assemble will take place on two different nights: April 30th and May 1st. The events begin after the park closes at 9pm and continue until 1am.
Guests are encouraged to dress as their favorite super hero as they enjoy entertainment that includes a dance party and “heroic show moments.”
Also look for encounters with some of your favorite super heroes, a scavenger hunt for hidden artifacts, special decorations and photo opportunities, themed food and beverages, and special merchandise, plus surprises celebrating 80 years of comic art.
Your $109 ticket price includes admission to the park beginning at 6:00pm, unlimited PhotoPass digital downloads, commemorative guide map, event credential, and access to select attractions.
Tickets go on sale to Disneyland Resort Annual Passholders on February 19th, with tickets available to everyone beginning February 21st.
Source: Disney Parks Blog