head to head
vs
ArtifactvsLegends of Runeterra
Artifact leans Variance (Grand Arena); Legends of Runeterra leans Reads (Mind & Math).
ArtifactLegends of Runeterra
Axis by axis
Execution0 vs 1
Legends of Runeterra leans harder on execution: Clicks only
Reads6 vs 7
Legends of Runeterra leans harder on reads: Alternating priority and spell mana create bluff layers
Variance7 vs 5
Artifact leans harder on variance: Draws, attack arrows, and shop RNG
Optimization7 vs 7
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.