I can see this card going absolutely insane in decks with a lot of enters-the-battlefield triggers based around creatures
You may put one of them into your hand
His ability to ready up again twice per turn when chosen for an action or an item's ability seems fairly good to me as well, with a high ceiling for shenanigans, from my initial impressions at least
Its also worth noting that initial prints of Ursula, Deceiver of All were misprinted with the Storyborn type, rather than Dreamborn, so if you manage to snag one of these in the wild, youre likely to see its already high, average asking price of $440 exceeded further
Then, put it facedown into the inkwell at the bottom of your playmat
Tapdown effects are quite common, and indeed have been seen on common equipment like Greatsword of Tyr