Mixed member proportionate voting works well for NZ, in terms of allowing multiple political parties to gain significant representation… [https://en.m.wikipedia.org/wiki/Mixed-member_proportional_re...]
To explain: in NZ MMP, the party creates a list of candidates, and if the party is voted for, people from the list become members of parliament. NZ also has 60 out of 120 seats allocated by voting in an electorate, but even someone that doesn’t win their electorate can still become an MP if they are sufficiently high on the party list. https://elections.nz/democracy-in-nz/what-is-new-zealands-sy...
It has not made politics sensible