head to head
vs
Library of RuinavsSid Meier's Civilization
Library of Ruina leans Optimization (Pure Optimization); Sid Meier's Civilization leans Optimization (Pure Optimization).
Library of RuinaSid Meier's Civilization
Axis by axis
Execution1 vs 0
Library of Ruina leans harder on execution: Turn-based card combat, no input precision.
Reads1 vs 1
Even - both lean on reads about the same.
Variance5 vs 4
Library of Ruina leans harder on variance: Dice rolls and draws swing fights moderately.
Optimization9 vs 9
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.