- configure xml
- open Config.xml with ModBuddy.
- copy <Row> tag in the <Players> tag and <PlayerItems> tag.
- change <Domain> from [StandardPlayers] to [Players:Expansion1_Players]
- open Config.xml with ModBuddy.
- configure property
- open .civ6proj file with any text editor.
- search <LeaderPlayable>.
- add <LeaderPlayable> to [Players:Expansion1_Players::[leader id]].
- build and check!!