Lord Mesa Bakery is an homage to real-life caricature artist Lord Mesa whose drawing appears on the cake.
This episode continues the Arrow tradition of penultimate episodes named after Bruce Springstreen songs.
Konstantin Kovar told Oliver that he was strong, "like a piece of iron." Dolph Lundgren said something similar as Ivan Drago in Rocky IV about Rocky, that he "is a piece of iron."
While flying to Lian Yu, Nyssa remarks that her father said she should visit the island as a girl, and it is where she met Sara. This is referencing Legends of Tomorrow s01e09, where Sara went back in time, studied under Ra's al ghul, and asked him to send Nyssa to the island at that time.