Like Rhystic, this card rewards teamwork and punishes selfishness
At $19.99, it's priced aggressively for what you're getting, especially considering those exclusive cards will likely end up commanding absolutely blasphemous prices on the secondary market
Singing All is Found makes your next turn great if you have big characters like Lyle Tiberius Rourke Crystallized Mercenary to play
Prismatic Strands Prismatic Strands can be clunky, especially against multicolor decks, but it makes up for the expensive Fog with a free flashback cost
Common-wise, favor removal spells, fatties, and good defensive creatures
The catch, though, is that once you choose a side, it only makes that color permanently