Both pairings involve a woman who is born into royalty and a man who is a criminal or outlaw.

Both couples involve a hero and a redeemed villain.

Both couples are segundo chances at amor for all characters involved. Emma's first amor was Neal Cassidy while Killian previously loved Milah. Regina previously loved Daniel while Robin was married to Marian.

Both pairings were confirmed as True amor por means other than a True amor Kiss. Regina was led to Robin using pixie dust, while Emma and Killian passed the Underworld's test to access the ambrosia and also reunited using a pixie flower.

Neither pairing...