Combine this with some effects that steal the top card of an opponents library, Gonti, Canny Acquisitor, and you can do some cool things
Nicol Bolas, Planeswalker : As apropos befitting an evil mastermind like Nicol Bolas, he can ultimate immediately with a Doubling Season in play to annihilate someones board, hand, and life total and stick around for more fun
The other two are more questionable for inclusion in this particular list but would both be top four if permissable and would significantly increase the quality of Gruul card
Its going to be $10, like Jadelight Ranger was) Sell six months before rotation: Carnage Tyrant, History of Benalia Buy when it rotates and is cheapest: Mox Amber (going to get broken at some point, already ticking up in Commander), The Immortal Sun
If a buyer plans to spend more than the price of the target single, the singles route should be reconsidered before opening another box
and Ember, dealing 30 damage for two energy cards and can only be discarded with a Fire Energy card attached to Charmander
