This box includes:

7x Core Stratagem cards
31x Death Guard Stratagem cards
7x Plague Company Stratagem cards
1x Smite psychic power card
6x psychic power cards for the Contagion Discipline

You will need a copy of Codex: Death Guard and the Warhammer 40,000 Core Book to make full use of these cards.

Also in the Death Guard series: Datasheet Cards: Death Guard, Warhammaer 40k: Death Guard - Lord of Poxes, Warhammer 40k Codex: Death Guard, Warhammer 40k - Combat Patrol: Death Guard, Warhammer 40k Death Guard: Council of the Death Lord, Warhammer 40k Death Guard: Myphitic Blight-Hauler, Warhammer 40k Death Guard: Plague Marines, Warhammer 40k Death Guard: Plagueburst Crawler, and more.