Eshki is a bit more of a generic big creature commander, not having any specific Dragon abilities, but giving you a free draw when you cast a creature with power four or more, and then dealing damage equal to Eshkis power when you cast a creature with power six or more
There are multiple tribal draft themes this can break into so it's valuable as a target in drafts
You have a 1 in 3 chance at a foil from that same formulation, so whatever infinitesimal chance you had at a borderless mythic rare from that slot in a Set Booster, take those odds and multiply by .33 to get your odds in a Draft Booster
As for which lands to run, Id be inclined to lean a little heavier into Boros or Orzhov, with the following fixing and lands being of high priority: Castle Ardenvale, Castle Embereth, Castle Locthwain, Temple of Silence, Temple of Triumph, Godless Shrine, Sacred Foundry, Blood Crypt, Tournament Grounds, Fabled Passage, Command Tower, Emergence Zone, Chromatic Lantern, Smothering Tithe In Closing Syr Gwyn, Hero of Ashvale is card Ive been excited about since spoiler season
Recently weve also seen a surge of Textless Promos in the form of special treatments for the Headliner cards of the most recent sets, such as The Soul Stone, Sothera, the Supervoid or Traveling Chocobo