Market makers are not only motivated by commissions.
Before making a price they will consider multiple factors, liquidity (of the underlying and the derivative) is an extremely important one. They likely will not carry a trade that is impossible to hedge (because the underlying is not liquid enough).
Before making a price they will consider multiple factors, liquidity (of the underlying and the derivative) is an extremely important one. They likely will not carry a trade that is impossible to hedge (because the underlying is not liquid enough).