In many Sasuke - Sakura - Gaara fanfictions, Sasuke saving Sakura from Gaara can be a really exciting plot. It often shows Sasuke's strength and his hidden feelings for Sakura. Maybe he uses his Sharingan to outwit Gaara's sand attacks and rescue Sakura just in time.
One common theme is the display of Sasuke's heroism. He is often depicted as the strong and capable ninja who can overcome Gaara's power to save Sakura.
One common theme is friendship. Gaara and Sakura, who come from different villages, form a bond through the act of saving. It shows that even characters with different backgrounds can be friends.
In fanfiction, Sasuke might save Sakura from Orochimaru by using his Sharingan. His powerful eyes could detect Orochimaru's moves and counter them, allowing him to rescue Sakura.
In the fanfiction, Itachi might be acting according to some secret mission that endangers Sakura's life. Sasuke, who has a strong bond with Sakura now, won't let that happen. He jumps in and uses his ninja skills. Sasuke could have developed some new jutsu that he uses to counter Itachi's attacks. This not only saves Sakura but also shows Sasuke's growth as a ninja. And Sakura, in turn, might be in the middle of researching some important medical ninja stuff that Itachi's actions could have disrupted if not for Sasuke.
A fanfiction could be set in a post - war scenario. Sasuke is trying to atone for his past actions and Sakura is by his side to support him. Meanwhile, Gaara, as the Kazekage, invites them to the Sand Village. Hinata also comes along. Here, they all train together. Hinata's gentle nature starts to soften Gaara's tough exterior and Sasuke and Sakura grow closer as they see the potential for a new, peaceful future. This could lead to new relationships forming between the four characters.
One popular 'gaara saves sakura fanfiction' might be 'The Desert's Rescue'. In this story, Gaara uses his sand powers to shield Sakura from a powerful enemy attack just in time. It shows his quick reflexes and his growing bond with Sakura.
One possible plot twist could be that Sasuke has been under a genjutsu that makes him target Sakura, and Naruto has to break the genjutsu first to truly save her. Maybe the one who cast the genjutsu is a new, powerful enemy who wants to disrupt the bond between Team 7. Naruto, with his strong will and newfound powers, manages to find the source of the genjutsu and free Sasuke from its control, thus saving Sakura from harm.