yugioh newest booster box Yu-Gi-Oh!: Burst Protocol as well as incredible Spell Cards like Pot of Greed and Raigeki Yu-Gi-Oh The Infinite Forbidden Booster

You can see the full event details and the prize breakdown in The Brothers' War Mixed Limited Arena Open article

While not as flashy as Charizard, its an essential rare for collectors aiming to complete the Mega set

Jace, the Mind Sculptor Jace, the Mind Sculptor is one of the most iconic blue cards in Magic: The Gathering, being the first planeswalker banned from Standard due to its powerful ability to manipulate not only your library but also your opponents

Aside from that, it presents a threat of transforming all your tiny 1/1 Elves to an army of 5/5 Dinosaurs

Sephiroth, Fabled SOLDIER is a legendary blood artist

I'd argue it's either being mana flooded (if you've ever been the player at the table who is empty-handed and top decks lands for a couple turns in a row, you'll know what I mean) or mana screwed (see: basically every Commander Clash game from Crim's perspective)