Can't Wake Up ( Cruel Somnophage ) - not allowing to target any player since at least January

Magic: The Gathering - Puzzle Quest MtGPQ Bugs & Technical Issues
,
1

Cruel Somnophage/Can’t Wake Up.

Adventure - Can’t Wake Up part bug.

Any PW
Any event.

Not allowing to select any player as per text.

Opponent graveyard is always used.
Working like that since the release.