Continuity mistake: When Sommerfield is talking to Blade about Daystar and says to him "we're calling it Daystar", Sommerfield is standing opposite Blade. In the following shot she moves to standing by his side, then back to where she was. (00:49:35)

Blade: Trinity (2004)
Plot summary
Directed by: David S. Goyer
Starring: Ryan Reynolds, Wesley Snipes, Jessica Biel, Kris Kristofferson, Parker Posey
After Whistler is killed by the police, Blade joining forces with two vampire hunters, part of a group called the Nightstalkers, as they tackle the powerful and ruthless villain Danica Talos (Posey), her brother Asher (Rennie) and her minion Grimwood (Triple H). After harvesting the superior blood of the ancestor of all modern vampires, Talos has resurrected the man now known as "Drake" (notice the modernization of the Dracula name) from a century-long sleep in the hopes of finally getting world control for all vampires. Blade, along with the Nightstalkers must unleash a virus that will kill all vampires, but only are given one chance to make it work.
Hannibal King: She's dowloading playlists. You know, rap hip hop, what the kids are into nowadays. Me? I'm more of a David Hasselhoff fan.





Answer: It's possible that he followed one of them back to the base. This is feasible since they wouldn't be able to tell that he was following them because of his shape-shifting abilities.