Marvel has always been good at keeping secrets, but the Thunderbolts asterisk is apparently not one of them because the studio has revealed exactly what it means less than a week after the film's release.

Following the movie's opening, Disney's marketing mavens bring out the biggest gun in the Marvel Cinematic Universe arsenal.

This article contains major spoilers for "Thunderbolts*," now playing in theaters. Marvel Studios is waisting no time spoiling the ending of its new summer tentpole “Thunderbolts*.” A giant billboard in Los Angeles promoting the Marvel movie got a massive facelift during the end of the film’s opening weekend as the title changed from “Thunderbolts*”