Well, perhaps the gamer in the fanfiction has an inventory system from their gaming world. This could lead to some really interesting scenarios in Fairy Tail. They could store magical items or even kidnapped guild members in their inventory and transport them to safety. Also, they might introduce mini - games to the Fairy Tail world, like a magical arcade where wizards can compete for prizes and boost their magical abilities.
One idea could be that the gamer's leveling system is applied to the Fairy Tail world. For example, the characters can gain XP by completing quests like in the game. They might level up their magic abilities in a more numerical way, similar to how a gamer levels up their character stats. Another plot could involve the gamer character introducing modern gaming concepts to the Fairy Tail guild, like mini - games for training or new ways to strategize during battles.
One idea could be an OC who is a master of virtual reality games in the real world and discovers that their skills translate into unique magic in the Fairy Tail universe. For example, they can use their strategic thinking from gaming to outwit opponents in battles.
Maybe there's a glitch in the gamer ability system in the Fairy Tail world. This causes all the magic to go haywire. For example, spells start to backfire or have unexpected effects. The Fairy Tail mages have to figure out how to fix this glitch while dealing with the chaos it causes. It could lead to some really funny and exciting situations, like Gray accidentally freezing himself every time he tries to use his magic because of the glitch.
One idea could be a gamer who gets transported into the Fairy Tail world and has to use their gaming knowledge to complete quests. For example, they might know the best strategies for fighting certain monsters from playing the game, which gives them an edge in the Fairy Tail universe.
A cool concept would be a fanfic where the guilds in Fairy Tail and the various factions in Overlord form an alliance. Maybe there's a prophecy that only by joining forces can they defeat a coming cataclysm. The story could focus on the cultural clashes between the two groups as they try to work together, like the difference in how magic is used and the values of the different characters.
One idea could be that the magic users from Fairy Tail end up in the NCIS world and have to help solve a case that involves some sort of magical element. Maybe they use their unique powers to track down a suspect who has a magic - based weapon.
One interesting concept could be the unique power-ups that the characters might get in a gamer - like setting. For example, they could level up their magic skills in a more numerical and visible way, similar to how characters in a game gain experience points.
One interesting 'Fairy Tail Gamer Fanfiction' story could be about a character who discovers a new in - game ability that changes the power dynamics in the Fairy Tail guild. For example, they might find a way to combine different magic types in a unique gaming mechanic way, leading to new adventures and challenges within the guild.
Maybe an OC who has the ability to communicate with spirits. In the 'fairy tail x oc fanfiction', this OC could discover that there are ancient and powerful spirits that are about to be awakened due to some dark magic ritual. The OC tries to enlist the help of the Fairy Tail guild to stop this from happening. Along the way, they face many challenges and also have to deal with the guild's initial skepticism about their powers and the existence of these spirits.
Another plot could involve a magic - based tournament where teams from both Fairy Tail and RWBY participate. This would allow for battles between different characters, like Natsu from Fairy Tail facing off against Yang from RWBY. The different fighting styles and power sources would make for exciting match - ups and also a chance for the characters to learn from each other.