mtg aether revolt cards Treasure Keeper aer#177 each opponent discards a card MTG Enraged Giant Aether Revolt

Similarly, Xantcha, Sleeper Agent could potentially sell for upwards of $42, which is the current most expensive variant

Strike it Rich seems harmless at first: its a worse Manamorphose, right

It resolves even if that spell or ability is countered or otherwise leaves the stack without resolving

Thus a card that dominated the formats it was legal in or has regular play in Modern or Legacy like Atarka's Command, Wild Cantor, Burning-Tree Emissary, Huntmaster of the Fells, Manamorphose, or Bloodbraid Elf, would still need to prove it's chops at the kitchen table

While it might seem like an unusual counter to ramping strategies, its a card that can be used strategically, even beyond its ramping ability

The fact that creatures cast with Warp stick on the board until end of turn may trick you into forgetting they will be exiled, especially in Arena or in clustered board states