The Rex Box was available in the store during the third part of the Progenitor's Continuum event.
- Gigas, Orion's Keeper, Requiem
- Asterius, Steel Vulture, Or'ix, Grim Master, Shimmering Paragon
- Kiln Mail, Kor Thunderforge, Shapeshifter, Phantos, Crusader
- Missile Walker, Rancor, Strangler, Tarantula, Flash Cycle
Players can buy 1 random card out of those for 60.
All items (18)