Ive got Swords to Plowshares, the super-fun Contraband Livestock, and Reality Shift for pinpoint removal
But with TCG Pocket, the developers wont say if your choice impacts the cards you get
Displacer Kitten: Can blink The One Ring when you cast noncreature spells, resetting burden counters
If you are grading to preserve the card's condition through the encapsulation process or to authenticate it or to know it's 'real' condition, it may be worth it despite the value gained (or lost) in grading
Jegantha, the Wellspring Jegantha, the Wellspring isnt format-warping in Commander, but its also pretty easy to sculpt a deck around the companion condition
With the fifth plan counter, you can get some extra cards from your opponent, but Im happy if I get to draw two+ extra cards