These are often called "gold cards." They are full-art cards with a distinct gold foil treatment covering the card's border and accents
This gives you a land-based answer to those three card types in any color that needs it, and it tucks, so you avoid reanimation and other strategies, but they'll eventually draw it again
The -2 ability is like a fixed Jace, the Mind Sculptor
Meanwhile, Ponyta and Rapidash offer versatile options to occupy the Active Spot whilst Ninetales is gathering energy
Starting with a mechanic idea, it felt straightforward to create some cards with the mechanic and/or that supported the mechanic, then add some generic cards like removal spells and simple creatures
This guide will help give a quick explanation of what Commander is, and what to expect from each deck to help you pick the right oneassuming you dont grab all of them, that is