Rationalizer

Rationaliser is an alter who in a system whose state of mind can often get irrational (For example having BPD) this alter would front or co front and help rationalise anything, this could be them rationalising a bad idea, and making sure the irrational thought does not get control over the alter struggling, or help rationalise a thought into a good idea, as in helping the system not overthink into not doing something. This alter can be a protector, holder or caretaker. They can also be a persecutor but never intentionally. This role is usually given to/formed for someone who cannot handle having irrational thoughts.

Do not use if traumagenic.

Coiner is The unconscious