Tested and work fine, got Etheral, Sectoid, Muton, Sectopod, Cyberdisk in a BattleShip.
Code tested:
- id: STR_MIXED_CREW_0
members:
- STR_ETHEREAL_COMMANDER
- STR_ETHEREAL_LEADER
- STR_SECTOID_ENGINEER
- STR_SECTOID_MEDIC
- STR_SECTOID_NAVIGATOR
- STR_MUTON_SOLDIER
- STR_SECTOPOD_TERRORIST
- STR_CYBERDISC_TERRORIST
Look "alienDeployments:" maybe give more options.