You are correct it is all part of the unfortunate game/process.
Something is ignored by most Libertarians or at least those who despise labor unions. Management also combines or unionizes in order to keep wages low. Managements have a natural advantage.
Capitalist hero Adam Smith in Wealth of Nations book 1 chapter 8:
Combine means UNION
Smith continues:
All here
Smith: Wealth of Nations, Book I, Chapters 8-9 | Library of Economics and Liberty
www.econlib.org
We always hear complaints about labor union tactics... But one of the "gods of Capitalism" says it plainly here: