There are youtube video where you can see a player going solo as a moon Druid going after the matriarch spider.

And there is a step by step youtube guide to solo the whole act 1 as a land Druid.

it's easy to search.

So let's stop saying that Druid is underpower.

Arguing with an engineer is like wrestling with a pig in the mud. After a bit, you realize the pig enjoys it.