His abilities trigger even when hes in the Command Zone, building you a colossal army of Vampires to power up
You just have to clear it with your friends before you do
Bringing back your fallen creatures as 1/1 versions of themselves naturally works well with small sacrifice fodder like Young Wolf, but it also works great with larger creatures, particularly those with powerful enters/leaves the battlefield triggers that Kinzu can double down on
That means skipping a land drop, or just playing another land when it makes no difference whether your land drop is tapped or untapped
Solemn Scolding is still only a Secret Rare, but nobody really cares much about that one anyway, because of its steep cost
The first number is the position within the set, the second is the total size of the base set