Currently, I believe playing the third Sinistea is still better as there are no Special Energy recovery options in Standard, so you often have to rely on Polteageist to attack throughout a game
The old Gilded Drake is used in many competitive decks because you can steal an enemys Commander for a low 2 Mana cost, with effectively no drawbacks
Some of this decks highlight cards are: Cruel Entertainment Grave Upheaval Kydele, Chosen of Kruphix Thrasios, Triton Hero Vial Smasher the Fierce #1
That creature's controller may sacrifice a permanent of their choice for that player to ignore this effect until end of turn
Some cards have a strip on the left side that provides additional info
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