V Jump is being vague how you receive the cards, claiming they’re “Official Card Game” Cards you get from the campaign included in the June issue of V Jump.

Specifically, the cards you obtain are:

Predaplant Spider Orchid, a Pendulum Monster that in the manga can destroy another Pendulum Card when placed in a Pendulum Zone.

Frightfur Meister was a Pendulum Monster Sora used in the manga to support Fusion Summoning Frightfur monsters.