The Theros Beyond Death Deck Builder's Toolkit is a box set that will be released on January 25, 2019. It contains 100 basic land cards, 125 fixed cards suitable for improving the set's Planeswalker decks, and four 15-card booster packs (Dominaria, and Core Set 2019, Guilds of Ravnica, Ravnica Allegiance). You also get a deck builder’s guide with tips about building the best Magic decks, a Magic"learn to play" guide and a full-art reusable card storage box.