Controlling four wizards is somewhat trivial, given Kuja makes one, and is one, asking you only to have two more in play
Each block back tends to raise in price, with boxes of Rise of the Eldrazi reaching about $1,200 market price on TCGplayer
You could even look to play some dredge cards liken Life from the Loam for a bit of extra spice
Plus, in a pinch, Isareth can be a fine blocker for an opposing annoyance like Gurmag Angler or other large monster your opponent might be attacking with
If Minwu or another Cleric you control is dealt lethal damage at the same time that you gain life, it will die before Minwu's last ability would resolve
Shantotto Shantotto's a much more familiar design, leaning into Izzets tried-and-true spellcasting territory