The episode's title refers to a practice in professional Mexican wrestling in which a wrestler will offer up a wager, usually their mask, or hair in the case of unmasked wrestlers, to settle a feud.
The title of the episode is Spanish for "Betting Fight."
El Cura is Spanish for "The Priest."
In English, Konane's name means "shining like the moon."
Konane's Lucha Libre wrestling name is "El Lobo." (While Lobo is indeed the name of a certain DC bounty hunter, it also means "wolf" in Spanish.)