Including the sneak preview card (which isn’t a Vendread), but fits Halloween.
Level 3 DARK Fiend Pendulum Tuner Normal Monster
Pendulum Scale: 2
Once per turn: You can target 1 face-up monster on the field; roll a six-sided die and that monster’s Level becomes the same as the result until end of this turn.
Hallo Hallo, brain of tallow,
Guts are gone, noggin’s hollow,
Seeking sweets and marshing mallows,
Watch your back, and your candy sack.
The mat is of course, Borreload Dragon from Yu-Gi-Oh! VRAINS