Check out EP Marc Guggenheim above talking about the next episode of Arrow, "Suicidal Tendencies," where it's mentioned an epic battle between The Atom and Arrow will take place.
Guggenheim also talks about the return of the fan-favorite Suicide Squad.
Arrow airs Wednesdays at 8pm ET on the CW.
It’s celebration time as Diggle (David Ramsey) and Lyla (guest star Audrey Marie Anderson) get married. However, Deadshot (guest star Michael Rowe) interrupts their honeymoon and tells them the Suicide Squad has been given a new mission – rescue United States Senator Joseph Cray (guest star Steven Culp) from a hostage situation in the Republic of Kasnia. Amanda Waller (guest star Cynthia Addai-Robinson) breaks down the mission and introduces them to the newest member of the Suicide Squad, Cupid (guest star Amy Gumenick). Meanwhile, Oliver learns about Ray’s new Atom costume and the two have a heated stand-off. Felicity and Ray hit a rough patch.