: Back on Earth-1, the team realizes Grodd has successfully mind-controlled the vibe-powered bounty hunter Gypsy to open a portal for his armored gorilla army to invade Central City.
: To escape, Caitlin freezes Barry’s body to simulate death. A mourning Grodd discards Barry’s "corpse," allowing Barry to wake up, free the team, and rescue Harry. [S3E13] Attack on Gorilla City
: Barry is forced into a gladiatorial fight against Solovar. Despite Solovar's strength, Barry wins by using a "reverse flash phase punch" but refuses to kill him. : Back on Earth-1, the team realizes Grodd
Upon arrival, the team is captured and held in cells within , a hidden kingdom of highly intelligent, sentient apes. Grodd reveals he lured them there to use Barry to overthrow the city’s current leader, Solovar , who Grodd claims wants to invade Earth-1. Key Events : Barry is forced into a gladiatorial fight against Solovar
The Flash Season 3 Episode 13 Review: Attack on Gorilla City