The 151 sets original 151 Pokmon focus, with its Master Ball reverse holos and ultra-premium chase cards (Charizard ex SAR, Mew ex SAR), gives it evergreen appealsimilar to how Hidden Fates shiny boxes continue climbing years later
Lord Xander, the Collector Lord Xander, the Collector represents the life cycle of a creature on the battlefield: It enters, it attacks during your combat phase, and then it dies
O'aka, Traveling Merchant* Trade that bead in for a card, knowledge for a touch of power is a powerful thing, especially with sagas, at a low cost
There is no human handling at the point of sale, no opportunity for pack weighing, and no uncertainty around product condition
Furthermore, although your Devil tokens only deal one damage upon dying, cards like Torbran, Thane of Red Fell, and Impact Tremors will help increase your damage output
You can either play it early on and slowly build counters on it by attacking throughout a few turns, or you can drop it when you have an army of elves in play and trigger it with just one attack