Don't forget about the world - building aspect. Research the Xcom universe so your story fits in well. Include details about the technology, the relationships between different characters in Xcom, and the overall atmosphere of the war against the aliens. Also, read other Xcom fanfictions for inspiration and to see what works well in this genre.
First, you need to be really familiar with both universes involved in the crossover. For example, if it's an XCOM and Halo crossover, know the weapons, characters, and settings of both. Then, come up with an interesting plot. Maybe XCOM is called to help the UNSC fight the Covenant. Next, start writing your characters. Give them distinct personalities and motives. Don't worry too much about making it perfect at first. Just get your ideas down on paper (or screen).
First, you need to be really familiar with the XCOM universe. Know the different types of aliens, the technology in the game, and the characters. Then, come up with an interesting concept. It could be something like a new mission type or a different take on an existing character's story. Start with a basic outline of your plot, including the beginning, middle, and end.
First, you need to be really familiar with both the Xcom 2 world and the world you want to crossover with. Know the characters, the settings, the rules. For example, if it's a crossover with Warhammer 40K, understand the grimdark nature of that universe and how Xcom's more tactical and strategic elements can fit in.
First, create your original characters. Think about their personalities, backgrounds, and goals. Then, decide on the setting for your story, whether it's a magical realm or a bustling city. Next, come up with a basic plot idea, like how the two ocs will meet and what challenges they'll face together. After that, start writing! Don't worry too much about making it perfect at first.
First, do some research on both the Xcom universe and the templar lore. Know their strengths, weaknesses, cultures, etc. Then, come up with a basic plot idea. For example, a group of templars could be accidentally transported to the Xcom world. After that, create your main characters from both sides and start thinking about how they'll interact.
First, come up with a really interesting OC. Think about their appearance, personality, and backstory. For example, you could create an OC who is a half - elf in the Aphmau world. Then, plan out a basic plot. Maybe your OC wants to solve a mystery in the village. After that, start writing simple scenes, like the introduction of your OC into the Aphmau setting.
Begin by brainstorming ideas for your story. Consider how your OC will interact with the existing characters. Will they be an ally or a rival? If your OC is a new character in the world of 'Scandal', think about how they will fit into the political and scandal - filled environment. You can start with a simple plot idea, like your OC getting involved in a small - scale scandal that gradually links to the bigger events in the show. And don't forget to give your OC some unique traits that set them apart from the other characters.
First, come up with a unique original character. Think about their personality, backstory, and what makes them special. Then, study the Roswell universe. Know the existing characters, the main plotlines, and the rules about the aliens. After that, start with an interesting scenario, like your OC arriving in Roswell for the first time or stumbling upon an alien secret.
To start writing your Cow OC fanfiction, begin with creating a detailed description of your cow character. Consider its appearance, such as the color of its coat, the shape of its horns, and any special markings. Then, think about the relationships it has with other characters in the story. It could be friends with a farmer, or have a rivalry with another animal. Once you have these elements, you can start writing the story, starting with an interesting opening scene that grabs the reader's attention.
You should also research the Zoldyck family's existing lore. Know their values, skills, and family dynamics. This will help you write a more believable story. For example, if you know that the Zoldyck family values stealth, you can create scenarios where your OC either excels or struggles with this aspect. Also, don't be afraid to add your own twists to the story, like introducing a new family rule or a secret within the family that your OC uncovers.