IN A MATCH OF CHESS!!! read comments for reasons that make them both well suited for this

Let me list the things that makes both of them viable

Exotic Creator:
Extremely good at prediction due to AI skills
can plot very far ahead

Edgyhead:
Extremely good at prediction due to Reality Ruby's power, and also millions of years of wisdom
Is a mastermind, and can be very deceptive

In a match of chest… it’s be interesting