Australians think of ourselves as laid-back larrikins, but the major parties have made it nigh impossible for an Australian equivalent to Count Binface to emerge. That’s despite a long history in Australia of joke parties, like the Sun Ripened Warm Tomatoes Party, the Surprise Party and the Deadly Serious Party.
Extremists are forming full fledged parties, not standing one by one where they are easily beaten.
If you register a party and get people to vote for you, you’re a part of the democratic process. There are several parties who have what I think of as extreme views.