Jacob

The Revenge of Snatcher
Jacob first appeared to Ash as a solider. As Ash was rushing to go see May give brith, Jacob stopped him from panicking about Ash not being able to protect his family. Jacob promised him that, he, would protect his family especially his granddaughter. Ash was very confused on who Jacob was and what he meant. Ash asked him his name and his told him "Jacob" and he disappeared.

Let the Battle to the Death Begin
Jacob appeared to Thalia to try and protect her from being killed. He first appeared in his black smoke form protecting Thalia from an attack. He told Thalia to run from the enemies, which Thalia did with Raven. Once Thalia and Raven were camped he appeared to them again and he told Thalia who he was and why he was there. Jacob told Thalia where to find Speedy and Terra to help in the fight against Slade. Jacob appeared to Thalia one more time, in the fight to the death, to tell her about Thalia's fate and connection with a place known as the island and her future role there.

Rise of the Wonder City
Jacob appeared to Thalia and finally brought her to the island. He offered Thalia to learn more about each of the Celestial warrior's past and their trials to become a Celestial warrior. He showed her Paradox, Kratos and Aslan's past. He also showed Thalia the past of Prof.Xavier, Wolverine and Iron Man. After showing her all these people's past, he tells her he will be doing these numerous times to educate her for the future.

The Narnian Battle of Puzzle
Jacob forces Thalia to return to the Island to show her more pasts of people. These people included Nick Fury, Damiyo, Spiderman and David Merriman.

The Secret Wars of Thalia
Jacob was the one to bring both Thalia and Jason to the Island, so they could be brought to the Secret Wars.