complete yugioh card list Yu-Gi-Oh! Full Art Reprint Revealed Yugioh Legacy of Destruction card

The full rule text has been interpreted in different ways, but the gist is that whenever an opponent casts a creature, the ability triggers if that creatures color doesnt match a color of creature you control

Commander (2018 Edition) Release Notes Compiled by Eli Shiffrin, with contributions from Laurie Cheers, Carsten Haese, Nathan Long, and Thijs van Ommen

Now 4th Edition had its issues

Extremely disruptive in todays item-heavy meta

Weakness: Grass (x2) Resistance: none Retreat: 0 #114 Empoleon ex - Metal - HP320 Stage 2 - Evolves from Prinplup (Secret Rare) Ability: Emperor's Stance Prevent all effects of attacks used by your opponent's Pokemon done to this Pokemon