Super Robot Wars/4/Secrets
Secrets
NT-1 Alex, Chris, Zaku II Kai & Bernie
Clear the first stage in 8 or more turns. They join after the stage "A New Enemy" is cleared.
Nemo & Hathaway
Clear the stage first stage in 7 or less turns. They join after the stage "Bright's Return" is cleared.
Vice Hero & Byalant
Before the stage "A New Enemy" or "Bright's Return" Kouji or Sayaka will ask whether you have a boyfriend/girlfriend. If you choose that you don't have one then you get the Vice Hero immediately without a robot. If you choose that you have one then you have to convince him/her during the stage "Into Space" or "Rise of the Titans" with the Byalant.
G-Defenser, Katz & Jegan
Before the stage "Sorrowful Memories" choose the Sea of Japan route.
Roux
Before the stage "Sorrowful Memories" choose the Pacific Ocean route.
Bastole, Garalia, Gran-Garan, Ciela, El & Bell
During the stage "Surfacing" don't shoot Garalia down within the first three turns.
Goraon, Elle, 2x Botune, Keen & Nie
During the stage "Surfacing" shoot Garalia down within the first three turns.
Silky & either Sirbine or Zwauth
During the stage "Great General Garuda's Tragedy" move Shou to the coordinates (2,40). After the stage you can choose between Sirbine, Zwauth and keeping Dunbine.
Gabthley & Sarah (Real Robot route only)
If Katz joined then during the stage "Old Soldier's Elegy" convince Sarah with Katz.
S Gundam (Real Robot route only)
Gained after the stage "Old Soldier's Elegy" if you haven't sold the Guntank.
Raideen extra attacks
Choose the Space route after the stage "Turning Point".
Olibee (Real Robot route only)
Choose the Space route after the stage "Turning Point". During the stage "Londenion" attack Olibee with Daba without killing her. During the stage "Mars Connection" convince Olibee with Daba. During the stage "Posaydal's Ambition" convince Olibee with Daba again to get to join.
Jagd Doga & Quess (Real Robot route only)
During the stage "Mars Connection" move Amuro to (8,6).
Daimos extra attacks (Super Robot route only)
Gained during the stage "Richter and Aizam".
Four
During the stages "Kilimanjaro Storm" and "Sun of Dakar" convince Four with Kamille.
Wryneck & Riml
If Nie and Four joined then during the stage "Total Balance" Riml appears as a NPC. Place Nie next to Riml to get her to join.
Ex-S Gundam (Real Robot route only)
If you Four didn't join then the S Gundam gets upgraded to the Ex-S Gundam before the stage "Beyond the Todd".
Rosamia
If Four didn't join during the stage "Beyond the Todd" convince Rosamia with Kamille then during the stage "Guest and Inspector" convince her again after Gates is killed.
Ashura Temple & Gavlet (Real Robot route only)
If Olibee joined during the stage "Posaydal's Ambition" then during the same stage convince Gavlet with Daba.
GP02, Gato, Vigna Ghina & Cecily (Real Robot route only)
During the stage "Sun of Dakar" have the Hero escort Blex and get Blex killed by choosing to run to the left. Then during the stage "Ryuune Capriccio" make sure Gato survives.
Ryune
During the stage "Ryuune Capriccio" convince Ryune with Masaki.
Sazabi
If Quattro didn't leave then keep Gilliam alive during the stage "Ryuune Capriccio".
2x Quebeley Mk-II, Puru & Puru Two (Real Robot route only)
If Gavlet joined during the stage "The Other Side of the Moon" convince either of the Purus with Judau without having attacked either to have them join.
Atomic Bazooka (Real Robot route only)
If Gato, Puru & Puru Two joined then during the stage "Hamaan's Shadow" don't attack Haman and defeat the rest of the enemies.
Use Raideen during last stage
Don't use the God Voice attack more than 10 times in the whole game or Raideen becomes unusable.
Granzon, Shu, Wizoll Kai, Saphine, Nols Ray & Monica
Reach the last stage with a total turn count of 319 or less.