Gaara is a shinobi of Sunagakure. He was made the jinchūriki of the One-Tailed Shukaku before he was born, causing the villagers of Suna to fear him as a monster. With nobody to connect to, Gaara grew up hating the world and looking out only for himself, justifying his own existence by killing anyone he came across. After being defeated by Naruto Uzumaki — a jinchūriki like himself who found strength in his friendships — Gaara starts emulating him.
Tracer is one of the heroes in Overwatch. She is a time-jumping adventurer who is always willing to fight for the virtuous in the face of her life-threatening chronal disassociation condition.
In the events of Breath of the Wild, Link awakes from a deep sleep in the Shrine of Resurrection and is guided by a mysterious voice to take the Sheikah Slate and embark to the outside world, told that he must “shine upon Hyrule once again.” He then exits the Shrine and is free to explore Hyrule.
The Doctor is a humanoid alien who time-travels to help defeat evil, help people, and correct wrongs in the universe. His method of transit is a space ship named TARDIS (short for Time and Relative Dimension in Space). It looks very much like an old-fashion British police box.
Also known as Mister Bubbles, Big Daddy is one of the many creatures that can be found in Bioshock. There are genetically enhanced humans that look like giant divers. Their main purpose is to protect Little Sister in the underwater city of Rapture.