The Quick Draw deck has all of these themes out of the box, which means you have a lot of powerful things going on but some of that classic precon lack of focus
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so many, that we could probably add a second list with just those
In a slow control meta, you'll want to include tutors that can help you grind out value over time and protect your board from controlling effects
Even the other Eternatus, holo Eternatus V, is only around $40
Contagion Clasp and Contagion Engine are the best ways to achieve that, but Bloom Hulk and Pollenbright Druid are on-theme proliferators