Oh, and while we're talking about her, I've got to mention Sword of the Chosen - the sword of Selenia
Ugin is such a strong card, I frequently use it as a point of interest when a card is especially good when going up against it, such as Thought-Knot Seer or Nissa, Worldwaker
Every time your opponent casts a spell, you're able to draw a card unless they pay a tax of one additional generic mana
Like other Eldrazi MTG cards we've seen in the past, neither of these titans work so well if you cheat them into play or reanimate them
Seeing as this card is legal in all formats where it could appear, the demand for it is quite high especially as a one-of in CEDH decks that can thoroughly abuse it in concert with token-producing cards, untapping-land shenanigans, and much more
They are not fetchable, but if you do not own fetches, then these do a good impersonation of a dual land for most Commander games