They are often strong - whether it's physical strength like being able to fight demons or mental strength to handle the crazy world Dean lives in. For example, a girlfriend might be a skilled fighter who can hold her own in a battle against a horde of vampires.
One common trait is strength. Whether it's physical, mental, or magical strength. They need to be able to stand up to Lucifer in some way. For example, if it's an angel as his mate, they would have significant angelic powers.
One common theme is brotherly love. Since 'Supernatural' is centered around the Winchester brothers, many fanfictions explore the deep bond between them even further. Another theme could be the fight against evil. Dean is often portrayed as a strong fighter, so stories might focus on his battles.
Another theme is sacrifice. Given the nature of the Supernatural world, they often put themselves in harm's way for each other. Fanfictions play on this selfless aspect of their relationship. For example, Cas might sacrifice his grace to save Dean, or Dean might risk his life to rescue Cas. It shows the depth of their bond.
Common themes in dean and jack supernatural fanfiction include power and its consequences. Jack has a great deal of power, and in these fanfictions, we often see how he and Dean deal with the implications of that power. Another theme is acceptance. Jack is not fully human or fully angel, and Dean has to come to terms with that. There is also the theme of sacrifice. Both characters are willing to sacrifice for the greater good, and this is often explored in the fanfictions, showing how far they will go to protect each other and the world they live in.
Another theme is the exploration of identity. The intersex aspect of the character brings a new dimension to their identity within the Supernatural world. It could be about how they fit into the world of hunters, demons, and angels. In some fanfictions, the intersex character discovers new powers or abilities related to their unique identity.
One common theme is the idea of partnership. Since Bella and Dean come from different backgrounds, their partnership in facing supernatural threats is often explored. Another theme is self - discovery. Bella might learn more about herself as she gets involved in the dangerous world that Dean is used to.
One common theme is often Dean in a vulnerable or captive situation which leads to him being gagged. This can be related to the show's themes of danger and the supernatural. Another theme could be the emotional response of other characters, like Sam or Castiel, to seeing Dean in such a state.
One common theme is the struggle for acceptance. Dean has to come to terms with his deafness in a world full of danger and the unknown. Another theme is the strength of friendship. Sam and other characters often step up to support Dean in different ways.
A lot of these fanfictions explore Dean's relationships while he's sick. His bond with Castiel could be deepened as Cas tries to heal him using his angelic powers. Or his relationship with his father might be revisited, thinking about how his dad would have reacted. It adds emotional depth to the story.
Redemption is another theme that can be found. Sometimes the characters make mistakes or have a dark past, and fanfictions may focus on how they try to redeem themselves. For example, Dean might have some regrets about past actions, and the fanfiction could be about him trying to make things right. These themes help to keep the fanfictions interesting and true to the spirit of the Supernatural series.