Ok Zack Fair [Extended Art] #435 (Magic Final Fantasy) Details All prices are the current market price
The Sphere Grid enchantment rewards creatures you control +1/+1 counters whenever they deal combat damage, and in addition, any creature you control with a +1/+1 counter has Reach/Trample, making it even more dangerous to fight you
Instead, other spells either generate or allow you to spend energy counters for various effects
Unless you have multiple six-plus drops and/or card draw spells, having to ink two additional cards to play a single seven-drop is a risky proposition
If I am running Zealot in that situation, I can block the Bloodtithe Harvester, removing a chunk of the pressure on my life total, giving me room to eventually take over the game with my higher value cards
The face-down cards in the above photo are in the inkwell