This is Commander in luxury form, each deck fully loaded with rare and mythic rare (the two most limitedand pricey) card types
It enters with a charge counter for each color of mana spent to cast it, and you can cash those in for any color of manaperfect for fueling fast, explosive plays
Sandwurm Convergence has a whopping 8-cmc, but it fills a general weakness Green has against flyers and also protects you from ground assaults by giving you a steady stream of 5/5 wurm tokens
You Find the Villains Lair Like the variants of Draw Two, each set carries with it a Cancel variant with some slight upside
Forgotten Ancient is one of it's best friends with a trigger at the upkeep to almost guarantee you get to the main phase with exactly the number of counters you want
If I didnt put it on this list, I would have my writing license revoked