oath card sleeves Oathsworn: Into the Deepwood Compatible Ours are 60 Ryker | Dungeon Degenerates: Hand

He can also quest for two lore

Yes, there are builds where you can stock your graveyard up, but Im thinking you could reanimate this blue creature with something like Unearth or Helping Hand, or play it in a tempo build and cheat it in without casting with something like Collected Company

I think the best reasons to be UB are strong uncommons and removal

While Undaunted doesn't boast a wide variety of Eeveelutions given its fairly limited pool of available options from the time, the Prime Umbreon and Espeon are worth shouting out thanks to their unique designs

[Opponent's Turn][Once Per Turn] When a Digimon becomes unsuspended, if this Digimon has [BlackWarGreymon] or [X Antibody] in its digivolution cards, you may delete 1 of your opponent's Digimon with the lowest play cost