Character
Nazis, Man-Ape, Falcon, Iron Man (Cameo), The Thing, Cornelius Van Lunt, Johnny Storm (Flashback), Hulk (Bruce Banner), Monica Lynne, Skurge (Flashback), Major Glenn Talbot, Sons of the Serpent, Hank Pym (Flashback), William Talltrees (Origin), Namor, Triton, Whizzer (Introduction), Mark Todd (Cameo) (Mental Construct), Redwing, Mister Fantastic (Flashback), Whizzer, Captain Marvel (Carol Danvers), Jacques Duquesne, H. Warren Craddock, Living Laser, Richard Nixon, Grim Reaper, Reed Richards, The Thing (Skrull Imposter) (Flashback), Nick Fury, Arkon, Captain Marvel, Iron Man (Skrull Imposter) (Flashback), Squadron Supreme Nighthawk, Ulysses Klaue, General Thaddeus "Thunderbolt" Ross, The Supreme Intelligence, Black Widow, Tom Thumb (Flashback), Chen Lu, The Heap (Flashback) (Cameo), Grand Vizier Greybeard, Lady Lark (Flashback), Doctor Monica Rambeau, American Eagle, Radioactive Man, H. Warren Craddock (Flashback), The Vision (Cameo) (Mental Construct), Janet Van Dyne, Yellowjacket, Kyle Richmond, Thomas Halloway (Cameo) (Mental Construct), Swordsman, Sir Percy, The Executioner (Flashback), James Sanders, The Blazing Skull (Cameo) (Mental Construct), Super-Skrull, Owayodata, American Eagle (Flashback), Black Widow (Cameo), Ant-Man, Bruno Horgan, Goliath, Susan Storm Richards (Flashback), Eric Williams, Thor Odinson, Spider-Man (Peter Parker), Black Panther, Iron Man (Skrull Imposter), Mar-Vell, Iron Man (Tony Stark), Roy Thomas, Erik Josten, Una (Flashback), Mister Fantastic, Jean Thomas, Tom Fagan (Dressed As Nighthawk), Fantoman (Flashback) (Cameo), Jim Hammond (Cameo) (Mental Construct), The Patriot (Cameo) (Mental Construct), The Grandmaster, Ultron (Cameo), Aarkus (Cameo) (Mental Construct), Vision, Invisible Girl (Flashback), Captain America (Flashback) (Cameo), The Thing (Flashback), Human Torch, Edwin Jarvis, Power Man, Dr. Donaldson, Melter, Sam Wilson, Dane Whitman, Wanda Maximoff, Amora, H. Warren Craddock (Death), The Thing (Skrull Imposter), Green Lama (Flashback) (Cameo), Human Torch (Skrull Imposter), Hank Pym, Thor (Skrull Imposter) (Flashback), Johnny Storm, The Supreme Intelligence (Flashback), Namor (Cameo) (Mental Construct), Namor (Flashback) (Cameo), Wasp, Peter Noble (Cameo) (Mental Construct), Charles Xavier, Goliath (Cameo), Lady Lark, Human Torch (Skrull Imposter) (Flashback), Scorpio (Flashback), Joey, Jim Hammond (Flashback) (Cameo), The Fin (Cameo) (Mental Construct), Iron Man (Tony Stark) (Cameo), Sentry 459 (Cameo), Princess Anelle, Captain America, Medusalith Amaquelin Boltagon, Whirlwind, Mortimer Toynbee, Thor (Cameo), Sentry 459, Lobo, Kang The Conqueror, The Fighting Yank (Flashback) (Cameo), Edwin Jarvis (Cameo), Enchantress, Bruce Carter III (Flashback) (Cameo), M'baku, Dave Cannon, H. Warren Craddock (Cameo), Aries, Growing Man, Captain America (Steve Rogers), Valkyrie, Hyperion, May Parker, Jeff Mace (Cameo) (Mental Construct), Steve Rogers (Cameo), Brain-Child (Origin), William Talltrees, Human Torch (Flashback), Red Wolf, Human Torch (Cameo) (Mental Construct), The Supreme Intelligence (Cameo), Nash, Thor, Klaw, Dr. Monica Rambeau, Captain America (Cameo), Ronan the Accuser, Kalxor, Arnold Sutton (Origin), Hawkeye, Nighthawk, Ravonna Renslayer, Emperor Dorrek, Medusa, Thomas Talltrees (Flashback, Dies), Kl'rt (Flashback), Mar-Vell (Cameo), Mordecai P. Boggs, Ben Grimm (Flashback), Rick Jones, Kl'rt (As Carol Danvers), Captain Marvel (Cameo), Mister Fantastic (Skrull Imposter), Annihilus, Thor (Skrull Imposter), Hawkeye (Flashback), Hawkeye (Golden Archer), Maximus, Human Torch (Flashback) (Cameo), Yellowjacket (Flashback), Catman (Golden Age) (Flashback) (From Holyoke Comics) (Cameo), Reed Richards (Flashback), Crosby (Death), Daredevil (Matt Murdock), Quicksilver, Inhumans (Flashback), Super-Skrull (Flashback), Jason Birch, The Angel (Cameo) (Mental Construct), Jethro Dumont (Flashback) (Cameo), Captain America (Skrull Imposter), Pietro Maximoff, Annihilus (Cameo), Psyklop, Steve Rogers (Flashback) (Cameo), Blackagar Boltagon, Tom Thumb, Dum Dum Dugan, Captain America (Skrull Imposter) (Flashback), Mandroids, Scarlet Witch, Ben Grimm, T'challa, Mister Fantastic (Skrull Imposter) (Flashback), Toad, Kl'rt, Red Wolf (Origin), Cornelius Van Lunt (Flashback), Stills, Doctor Jose Santini, Zodiac, Jim Hammond, The Black Knight, Professor X, Black Bolt, Super-Skrull (As Carol Danvers), Ronan the Accuser (Cameo)