Black doesnt have mana acceleration and land fetching, but Armillary Sphere and Solemn Simulacrum do
When I built my first cube, Creatureless Cube, I wanted to create an environment where there were no special rules, yet combat was deemphasized, shattering a core assumption of most Magic formats
The strategy is to play Mewtwo in the active slot after you have built up enough energy and then use Gardevoirs Psy Shadow ability to refill Mewtwos energy for Psydrive each round, pulling an extra energy alongside the one you are automatically given every round
Besides, its just a great card
Conclusion: The Enduring Legacy of Power In the end, no single card can claim the definitive title of "best" in Magic: The Gathering
You can then crack packs or draft with friends