2X2: Ulamog, the Infinite Gyre (Foil) Throne of Eldraine 1 card of rarity Rare

1 card of rarity Rare or higher in every pack

There are also 9 Effect Paints for anything from Glistening Blood to Wet Mud

Sacrifice this artifact: Add one mana of any color" and loses all other card types and abilities

What secrets are they trying to protect

The Brothers’ War Jumpstart Booster Box contains 18 The Brothers’ War Jumpstart Boosters

2X2: Ulamog, the Infinite Gyre (Foil) Throne of Eldraine 1 card of rarity RareWhen you cast this spell, destroy target permanent. Indestructible Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents of their choice.) When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.