yugioh gravekeeper deck may be 1st or Unlimited Edition Gravekeeper's Deck Breakdown | Guides,

SE Secret Rare CR COLLECTOR'S RARE Related Cards View as Gallery View as List Amulet Dragon X DARK Level 8 [ DragonFusionEffect ] ATK 2900 DEF 2500 "Dark Magician" + 1 Dragon monster Must be Fusion Summoned with the above Fusion Materials or with "The Eye of Timaeus"

While other cards that discard your cards give you some immediate benefit on its own like summoning creatures, drawing cards, or also force your opponent to discard cards as well, One With Nothing has no direct benefit by itself and you need other cards to make use of it

Eriettes Tempting Apple Being able to yoink creatures without playing red is a good thing, especially if youre running Geralf, Visionary Stitcher as your blue commander

Of course, it does cost you up to 5 cards from the Deck (you'll probably have a full Graveyard by the time you get this out)