Yes, I know about Archeops, but you need two Archeops for best results, while you only need one Gardevoir ex, and post-rotation, Archeops loses a lot of its best Energy
Lets apply this math to one of my Bracket 3 decks to see how deck construction is such a huge foundation to playing fun and meaningful games of Commander even when you dont win
Wrap in Vigor saves you from an instant-speed board wipe with my favorite defunct mechanic, regenerate
Earth Gravity Fusion Summon 1 "Elemental HERO The Earth" from your Extra Deck by banishing Fusion Materials from your GY face-down, but that Fusion Monster cannot attack this turn, also, if this card was activated during your opponent's turn, your opponent's face-up monsters are changed to face-up Attack Position, and they must attack "Elemental HERO The Earth" you control with all face-up monsters they control, if able
Opal Palace [Cat deck]: That's pretty good
treasure relic