Sludge Monster 340 (Innistrad: Midnight Hunt)

Whenever this creature enters or attacks, put a slime counter on up to one other target creature. Non-Horror creatures with slime counters on them lose all abilities and have base power and toughness 2/2.

NM - $3.10
LP - $2.50
MP - $1.90
HP - $1.50
DMG - $1.50