Court Battle

Card type	Spell
Property	Field
Effect type	Continuous Trigger-like
When activated, each player gains one scale. When a player destroys an opponent's monster, place that monster as a counter on their scale. The player who gains 3 counters first can remove all of their counters, then attach those cards to a face-up Xyz Monster(s) they control as Xyz Materials.
Appearances	Yu-Gi-Oh! ZEXAL: 033, 034