Katherine Schwarzenegger addresses why she and Chris Pratt are all about their baby's leg.

Arrow has been teasing Lyla (Audrey Marie Anderson)'s "Crisis on Infinite Earths" character, Harbinger, since as far back as season 1.

Crisis on Infinite Earths, The CW's upcoming Arrowverse crossover, will see Audrey Marie Anderson's Lyla Michaels suit up as Harbinger.