In a different take, a new character could be introduced as the main antagonist. Maybe a criminal mastermind who teams up with the Joker specifically to target Robin. This new character could have a personal vendetta against Robin or see him as a key to achieving some greater evil plan, and the Joker is just a means to an end in this scenario.
One idea could be that the Joker, in his twisted way, tries to 'convert' Robin to his side. He could play mind games with Robin, showing him the so - called 'dark truths' of Gotham. Another could be a scenario where Robin is captured by the Joker, and Batman has to race against time to save him while Robin is forced to endure the Joker's demented antics.
One common theme is the clash of good and evil. Robin represents justice and order, while the Joker is chaos incarnate. Another theme is the psychological battle. They often try to outwit each other mentally.
Robin would probably be both scared and angry. He's a brave kid, but facing the Joker alone is no small feat. He might initially try to fight back if he has the chance.
Nightwing could also be a likely savior. He was once Robin himself and has a strong bond with the current Robin. He might take it upon himself to rescue Robin, using his own unique fighting style and experience to outwit the Joker. Plus, he has his own network of contacts in Gotham that could help in the search.
In one scenario, the Joker might kidnap Robin to taunt Batman. He could hold Robin in a secret, elaborately booby - trapped lair. Robin, being the resourceful sidekick, would try to find ways to escape and leave clues for Batman. The Joker would then play mind games with both Robin and Batman through recorded messages and false leads.
Well, there's a 'robin x joker fanfic' called 'Shadowed Encounters'. In this story, Robin is on a solo mission and stumbles upon the Joker in an abandoned warehouse. Their interactions throughout the fic are really intense and full of psychological battles. Also, 'The Dark Bond' is a great one where it shows a more complex relationship between the two, not just pure hatred but a strange sort of understanding that develops over time.
One possibility is that Robin, being kidnapped, will have to rely on his own wits and skills he has learned from Batman. He might try to outsmart the Joker by finding weak points in the place where he is held captive. For example, if it's an old warehouse, he could look for ways to escape through the ventilation system or by using some tools he might find around. And the Joker, being the unpredictable villain, could be constantly taunting Robin, trying to break his spirit before Batman arrives.
Robin does not become the Joker. The characteristics and roles of these two characters are completely different. They exist within separate story arcs and have no direct transformation connection.
In such 'fire emblem robin x robin fanfiction', it often creates a very different narrative compared to the original game. The relationship between the two Robins can open up new plotlines. It could be about how they support each other in battles or in strategic decision - making. Maybe it shows a side of Robin that was not fully explored in the game, like their ability to rely on a version of themselves. This kind of fanfiction can also attract readers who are interested in seeing alternative character developments and relationships that are not part of the main game storyline.