Terror lurks beyond the Gauntlet. Threat Null will co-opt any agent who's been Processed leaving the Void Engineers as earth's sole defense. Adam and Terry talk time travel, guns, spaceships, and guns for spaceships.
Convention Book: Void Engineers - This book
Mage: The Ascension 20th Anniversary Edition Quickstart - Next book
Action Scientist shirt - Enlist today.
Max Tegmark's levels of the multiverse - A theory that posits mathematical objects as quite real.
Usurper of the Sun - Manga Adam mentioned