They, along with Shepard, sacrificed their lives so that two sides can be at peace with one another.
Mordin died so the Turian and Krogan can be at peace
Legion died so the Quarian and Geth can be at peace
Shepard died so organic and synthetic can be at peace
I might be wrong but that’s what I think
Mordin died so the Turian and Krogan can be at peace
Legion died so the Quarian and Geth can be at peace
Shepard died so organic and synthetic can be at peace
I might be wrong but that’s what I think