One thing to note about Volo, Itinerant Scholar (aside from all those creature types) is that it has an ability called "choose a Background." Choose a Background is a very specific version of the partner ability, which can allow a player to have more than one commander
You can build and play with 20 card decks for battling in Pokemon Trading Card Game Pocket (PTCG Pocket)
Theres an entire trading card warehouse just out of sight
Its going to take some work to figure out the best way to build around the Saheeli Rai and Felidar Guardian Copy Cat combo as there are a lot of different ways to approach it, but I struggle to imagine that this combo wont end up getting hit with a ban once lists are tuned
Save hundreds on blue's most iconic counters Force of Will, Mana Drain, and Force of Negation are format staples that run well over $50 each in paper
Its been around since the first booster pack, and it really does what it says on the tin