Taylor Gaines and Tyler B. Commons narrow things down to four in this week's ultra-important episode of Natural Selection.

First, they offer an analysis of the latest "Toy Story 4" trailer and take a look at their Rewatchability scores before Taylor talks "Incredibles" with Christian Torres in this week's "Unnatural Opinions" segment. Then, they announce the winners from Round 3 and break down the unbelievable Final Four match-ups.

Go vote right now, and help us determine the greatest Pixar movie of all time!

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