If your plan involves milling yourself, though, I can see it being useful, since it can be cast if you mill it over yourself
This cycle could be repeated at the end of an opponents turn so long as you had enough mana to pay for it, effectively creating a near-infinite source of 1/1 fliers and a ton of healing
If a mid-range approach isn't your speed, you can always take a more control approach with Kenrith, stocking up on counter spells and some hatebears effects to control the board
For high-powered or cEDH, the Apple will be quite potent, and for other power levels, it will be just wild and fun
Table of Contents show What Are Blue Enter the Battlefield Cards in MTG
This, ironically, turns a death combo into a massive advantage for your opponent, since they get to draw as many cards as they want before trying to remove your creature