The card draw is mostly stellar with some stinkers: we have some amazing burst draw options such as Camaraderie and Shamanic Revelation to instantly refill our hand if we have an army, incremental token draw with Idol of Oblivion, and the classic generic draw Harmonize as all solid options
Buying singles can be a cheap way to expand your collection, but properly rare Magic: The Gathering cards are a different story, with MTG prices ranging from a few thousand to three million dollars
In a typical situation, if our Colossus did not have indestructible, the Recluse would kill it, sending them both to the graveyard
Cards we cut are either less synergistic, or to balance our curve
It has an errata confirming the correction, so any character can be chosen, not just the opponents