I can't think of a thing that could breach it... except maybe Galactus. God, I never thought I'd say this, but... we need him now. We need the Lifebringer. 
Appearing in "Purgatory"
Featured Characters:
- Ultimates (Main story and recap)
- Spectrum (Monica Rambeau)
- Captain Marvel (Col. Carol Danvers) (Main story and recap)
- Blue Marvel (Adam Brashear) (Main story and recap)
- Ms. America (America Chavez)
Supporting Characters:
- Alpha Flight (Main story and recap)
- Lt. Commander Abigail Brand
- Aurora (Jeanne-Marie Beaubier) (Recap)
- Sasquatch (Walter Langkowski) (Cameo)
- Unnamed members (Main story and recap)
- Guardians of the Galaxy
- Maria Hill (Only in flashback via television screen)
- Galactus
Antagonists:
- Chitauri Wave (Main story and recap)
- Hydra (Main story and recap)
- Captain America (Steve Rogers) (Main story and recap)
- Unnamed agent (Cameo)
Other Characters:
- Quasar (Avril Kincaid) (Mentioned) (deceased)
- Chitauri Queen (Mentioned)
- Thanos (On-screen in recap)
- Eternity (Mentioned)
- U.S. Secret Service (Recap)
- President Barack Obama (Shadow in recap)
- Hyperion (Marcus Milton) (Recap)
- God (Yahweh) (Invoked)
- Squirrel Girl (Doreen Green) (Cameo)
- Tippy-Toe (Cameo)
- Molecule Man (Owen Reece) (Mentioned)
- The First Firmament (Mentioned)
- Logos (Mentioned)
Races and Species:
- Humans (Appears in flashback and main story)
- Human-Spartax Hybrids
- Halfworlders
- Human-Kree Hybrids (Appears in flashback and main story)
- Chitauri
- Leviathans
- Zen-Whoberis
- Mutant-Alien Hybrids
- Titanians (On-screen in recap)
- Shi'ar (Mentioned)
- Aspirants (Mentioned)
- Alien Eternals (Recap)
- Mutants (Recap)
- Squirrels (Cameo)
- Taa-ans
Locations:
- Prime Marvel Universe (Appears in flashback and main story)
- Earth (Appears in flashback and main story)
- Earth Orbit (Appears in flashback and main story)
- Alpha Flight Low-Orbit Space Station (Appears in flashback and main story)
- Moon (Cameo)
- United States of America (Main story and recap)
- Washington, D.C. (Main story and recap)
- White House (Recap)
- New York (Cameo)
- New York City (Cameo)
- Manhattan (Cameo; isolated via Darkforce Dimension)
- Midtown (Cameo)
- Empire State Building (Cameo)
- Midtown (Cameo)
- Manhattan (Cameo; isolated via Darkforce Dimension)
- New York City (Cameo)
- Washington, D.C. (Main story and recap)
- Sokovia (Airspace only in recap)
- Earth Orbit (Appears in flashback and main story)
- Earth (Appears in flashback and main story)
- Taa III (Unnamed)
Items:
- Star-Lord Armor
- Captain Marvel's Suit (Appears in flashback and main story)
- Blue Marvel's Suit
- Planetary Defense Shield (Appears in flashback and main story)
- Captain America's Uniform (Recap)
- Hydra Uniform (Cameo)
- Power Cosmic
Vehicles:
- Alpha Flight Squadron Jets (Main story and recap)
- S.H.I.E.L.D. Helicarrier Iliad (Recap)
Events:
- Eternity War (Mentioned)
Synopsis for "Purgatory"
- Synopsis not yet written
Solicit Synopsis
SECRET EMPIRE TIE-IN!
• As Steve Rogers makes his move, the Ultimates find themselves on the wrong side of his plans.
• With an existential threat in control of Earth, Galactus might be their last hope...
• ...but the Lifebringer has problems of his own.