His abilities provide crucial utility, either untapping an artifact for value or tutoring for a specific low-cost artifact from your library
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
To help you do just that, throughout this list well be going through the most expensive Lord of the Rings: Tales of Middle-earth MTG cards
Collective Voyage Im not fond of cards that completely break open the developing stages of a game, but Collective Voyage can lead to silly matches where people are casting their finishers on turns 3-4
1 Overpowering Attack
(Thats the winning very, very slowly part of the original definition.) While I will not be exhaustive in giving examples here, I do want to frame this definition