The March of the Machine Jumpstart Booster Box contains 18 March of the Machine Jumpstart Boosters

March of the Machine Jumpstart Booster display
Jumpstart Boosters get you into the fun of a Magic game quickly. Simply open two Jumpstart Boosters, shuffle them together, and start playing—no time required to build your deck. Plus, Jumpstart Boosters are backwards compatible: try mixing in Jumpstart Boosters from previous sets, like those from Phyrexia: All Will Be One and Jumpstart 2022, to unlock more possibilities!

MARCH OF THE MACHINE JUMPSTART BOOSTER THEMES AND CONTENTS
March of the Machine Jumpstart Boosters come in ten color-based themes, with two versions of each color theme:

White: Brood
Blue: Overachiever
Black: Expendable
Red: Reinforcement
Green: Buff

Jumpstart Boosters contains 20 Magic cards plus an insert identifying the theme. Cards you'll open in March of the Machine Jumpstart Boosters include:

1 Rare designed for March of the Machine Jumpstart Boosters
1 Random rare or mythic rare card from March of the Machine
1 Uncommon designed for March of the Machine Jumpstart Boosters
1 Common designed for March of the Machine Jumpstart Boosters
2 Traditional foil lands
1 Full-art basic land
5 Non-foil basic lands