The Devourer's Charge event: Choose your side!

"Fight for a new card in The Devourer's Charge event! Choose your side to vote whether you want Consul Geminus to enter the ranks of the Ultramarines, or whether you'd want to unleash Endronios Gry's prowess on the battlefield as the Dark Mechanicum."

During the Shadow Crusade, the World Eaters attempted to cut away Guilliman's ability to resupply by rampaging through Ultramar's Forge Worlds. On Gantz, the Ultramarines made a stand against the blood-red tide.