It's better the fatter your Commander is, and with a more traditional slower Commander metagame with a bunch of 5s, 6s and 7s, this is actually feels like a modern Wheel of Fortune that's nicer since folks aren't forced to discard if they don't want to
The sorcery type line may seem like a downside, and it is, but Dragons Rage Channeler appreciates having good sorceries around for delirium
Vampires have these two incredible cards to do that with, and what makes them so good is that they join you permanently , not until end of turn
Since Champions Helm gives +2/+2, Cloud will hit 7
It was more like a polarity that flipped on your upkeep: everything that was phased out last turn phased in, and everything that had been phased in, phased out