By Nicole Drum – December 5, 2019 01:21 am EST Share 0 Comments 0 “Crisis on Infinite Earths,” the largest and perhaps most eagerly-anticipated Arrowverse crossover event yet, debuts on Sunday night. The event will see The CW DCTV heroes come together in an epic fight for the very fate of the multiverse — a fight that will see an exciting roster of cameo appearances as the event brings their version of the iconic comic book story to life. It will also be the last crossover to include the show that kicked off the Arrowverse, Arrow. The Stephen Amell-starring series ends its run this season and now, as one chapter prepares to close, The Flash star Grant Gustin is reflecting on the very first crossover that saw The Flash and Arrow team up all the way back in 2014 and it sounds like it was very much a learning experience. Speaking with Entertainment Weekly, Gustin revealed that there were a lot of kinks to work out in terms of his own costume, particularly his mask. “We blocked it in the daylight, and I remember there’s paparazzi pictures of us blocking it. Stephen is standing in his Arrow show jacket and…