Unfortunately for Thurid, Magic: The Gathering isnt the mystical land of Equestria, and oh, goddammit
The ideal scenario would be blocking for a partner, getting hit directly, and ultimately ending up around 2 HP (5 or less if you have endurance)
Having Urzas Saga let me trim down on Shuko in post-board games, when drawing multiples can be more punishing, especially if the opponent is using Pithing Needle or Disruptor Flute
Combining this with a discount effect allows you to get those cards into play quickly
Tribal Reanimator Commanders (Scion of the Ur-Dragon, Horde of Notions, Gisa and Geralf, Kaalia of the Vast, etc.) There are a LOT of commanders well suited to tribal reanimator strategies, but the 4 I have listed here exemplify what you should be looking for when narrowing down which legendary creature should be at the helm
Let me give you a simple example