-「Battle of the Python」event branching condition
If you choose the option below in the "Anti-Snake Soldier" event, you will be able to join Python.
However, if you have not completed the national focus "Development of Non-Lethal Weapons", the probability of joining is only 30%. If you have completed it, you will always join.

-Skowronski intervention branching condition
In the canonical history, Colonel Skowronski is the front-runner just before the RAXA battle, but he ends up not being involved in the story in the following cases.
1.During the "Captive Colonel" event, select the middle option (Keep him locked up).
2.They're bringing him back and assigning him to the army.
By the way, if you bring him back and take RAXA as in the canonical history, there is a 10% chance that he will die.

-Jonathan's survival condition
In the canonical history, Jonathan loses his life protecting Snake, but he survives under certain conditions.
The conditions are as follows:
1.National Focus "Weapons Development and Production" has been acquired.
2．Jonathan's defense skill must be 3 or higher (please train Jonathan in the decision "Officer Training").

-Null subscription conditions
Null is joined by selecting the "Rematch with Null" decision, which is unlocked after the "Gene's Speech" event.
The deadline is after the final battle and until the annexation of Army's Haven.

-Conditions for LON nuclear inspection event to occur
The following are the conditions for the XOF disguised nuclear inspection event to occur:
1.You have completed the national focus "Advance to the Indian Ocean".
2.Have researched "Nuclear Bomb" or after 1941.1.1
3.Not Non-Aligned

-Home base selection event after XOF attack
If you choose to attack XOF, the mother base off the Caribbean Sea will be destroyed and you will have to choose a place to evacuate to, but if you have completed the MPO story and are in possession of the San Hieronimo Peninsula, you will have the option to move your capital to the San Hieronimo Peninsula.
If you choose the San Hieronimo Peninsula, reconstruction may be a little easier, as the state category for the San Hieronimo Peninsula will be "Dense Urban Region", making it a core state.

-Monster Hunter Decisions
Fulfilling certain conditions will unlock Monster Hunter-related mini-decisions that existed in the MGSPW missions.
1.MPO NF was cleared (or skipped).
2.You've successfully completed "COMBAT DEPLOYMENT" at least 10 times.
3.The "Monster Island" is the subject of MSF, or the "Isla del Monstruo" is owned by MSF.

-Conditions for Survive Event
When the XOF raid event occurs,
1.On any of "Plants 1" to "Plants 9",
2.If at least one or more "wormhole transporter" has been built
An event will occur where a giant wormhole appears at Mother Base.