Twitter reveals a new number monster from the upcoming Collector’s Pack
EDIT: Updated PSCT. This card was posted at 4:01 AM on April 1st in Japan.

Number 41: Baguska
EARTH/Fiend
Rank 4 2100/2000
2 Level 4 monsters
Once per turn, during your Standby Phase, you must detach 1 Xyz Material from this card (this is not optional), or this card is destroyed.
(1) This Attack Position card cannot be targeted or destroyed by your opponent’s card effects.
(2) While this card is in Defense Position, change all monsters on the field to Defense Position, also negate the activated effects of all face-up Defense Position monsters on the field.

*TL note, the name is Tapir+a sleeping sound, and the kanji means “Sleep-Stealing / Thieving Sleep Beast”.