It stores six games in total and can either be tucked away in your pocket - just like you might with an actual Pokdex - or slotted into a larger carry case that houses your console
There's also Pitiless Plunderer and Morbid Opportunist here which I thought would hint at a Sacrifice subtheme here but nope, there's 1 sac outlet in the entire deck (Shadow, Mysterious Assassin) and like two or three cards that sacrifice themselves (Priest of Fell Rites) so maybe these are either random "hope for value" inclusions or maybe the remnants of a previous version of the deck that focused more on Sacrifice, who knows

Yawgmoths Bargain was eventually relegated to the role of Vintage one-of that wins the game for Dark Ritual decks. Lands (13) Spells (47) 1 Tendrils of Agony 1 Brainstorm 2 Cabal Ritual 1 Yawgmoth's Bargain 1 Vampiric Tutor 1 Yawgmoth's Will 4 Duress 1 Necropotence 1 Mana Vault 1 Wheel of Fortune 1 Sol Ring 1 Demonic Tutor 2 Hurkyl's Recall 1 Time Walk 4 Dark Ritual 1 Ancestral Recall 1 Mana Crypt 1 Timetwister 3 Cabal Therapy 1 Mind's Desire 1 Black Lotus 1 Lotus Petal 1 Lion's Eye Diamond 1 Mox Emerald 1 Mox Jet 1 Mox Pearl 1 Mox Ruby 1 Mox Sapphire 1 Ponder 4 Gitaxian Probe 4 Dark Petition Sideboard Dark Petition, in particular, is a great way to find cards like Yawgmoths Bargain and #3: Necropotence Necropotence is like three-quarters of a Yawgmoths Bargain at half the price
[III] Ultimate Jecht Shot Each opponent sacrifices two creatures of their choice
Proliferate Your Way to Victory Generally speaking, the more poison counters they have, the more twitchy your opponents are going to be