Adding three colored mana for free is extremely powerful, even if its restricted to being used to cast your Commander
This allows the electric mouse to consistently hit for 90 Damage without having to evolve to set it up, making it better than many other exs that have to evolve twice to get their most powerful attacks
Urza, Lord High Artificer (Terra Brandford) $126 If Cloud is Final Fantasy s most famous character, Urza is probably Magic's
This card is most commonly used in fusion-focused decks, as players can special summon a level 4 or lower monster from the GY when a fusion monster is summoned to a zone Cross-Sheep points to
However, I think he's at his most potent when he's in the 99 of Simic commanders such as Tishana, Voice of Thunder, Prime Speaker Zegana, or Kruphix, God of Horizons
Hoping I get there some day