For Magic , its the colored mana system
From a flavor standpoint, the idea makes sense and is a slam-dunk concept worth exploring further
The front side of Elesh Norn is a strong deterrent to your opponents if they move to attack you
Also, check out, Dreepy in Pokmon Sword and Shield: How to Find, Catch, and Evolve New Pokmon Snap: 5 Reasons Why it Might be the Best Game of 2021 Is the Pokemon Hidden Fates Elite Trainer Box Worth Investment
Additionally, while graveyard-based strategies are quite popular within the Commander format, General Kudro can help remove key cards from an opponent's graveyard, as whenever it or another Human enters the battlefield under its owner's control, its owner may exile a card from an opponent's graveyard
But if you've got even a hint of blue, and you play with a bunch of artifacts, Academy Ruins is the only land you need to pull off some pretty silly plays