Temporarily exiling something with Chapter 1 can be used to get an opposing creature out of the way for a bit, and it can also be a slow way to blink something, but the fact that Chapter 1 and 3 are basically part of the same effect makes the value this can generate pretty low
Colored Mana A question that can be even more challenging is that of how to balance your colored mana requirements
Board wipes that hit all artifacts and enchantments are relatively few and far between in green, so while turning them into 2/2s isnt always convenient, its often far better than doing nothing
Its incredibly difficult to predict how good this equipment planeswalker is, but if Wizards has put their force behind it to make it a headliner, expect it to perform well
But for a card like Shadow of the Grave, if you previously discarded an instant but chose to play it with madness and only then did it go into your graveyard, it doesnt count as discarded for the effect