If youre unfamiliar with it, its among the strongest red ETB effects and a cheap, effective combo piece for reanimating artifacts for other combos
It started with just the Witch-King of Angmar, but it appears now that MTG Borderless Poster Lord of the Rings cards are spiking in price across the board
Youre basically putting a character in a whole new story every time you draw a new card
Credit for card translation goes to reddit user bbbbbbbbba and MTGSalvation user Yandere Sliver
Cards on the Game Changer list are generally on there because they do one or more of the following: Create a huge resource imbalance Slow the game to a crawl Have limited counterplay Cheat on mana to a degree that is hard to compete with at a casual level of play Remove the natural variance of a 100-card singleton format with efficient tutors that can assemble win conditions with ease Shut off cards, strategies, or elements of gameplay in a way that can be unfun For the full list of cards and reasons why the Commander Format Panel added them as a Game Changer, check out this article
Cast it with Narset, Enlightened Master, Jodah, Archmage Eternal, or The Infamous Cruelclaw