Ghostly Prison
Enchantment
Creatures can't attack you unless their controller pays for each creature they control that's attacking you.
"May the memory of our fallen heroes ensnare the violent hearts of lesser men." —Great Threshold of Monserkat inscription
Illustrated by
Secrets of Strixhaven Commander#146UncommonEnglishLegality
Rulings
Feb 1, 2007
In the Two-Headed Giant format, you still only have to pay once per creature.
Feb 1, 2014
Unless some effect explicitly says otherwise, a creature that can't attack you can still attack a planeswalker you control.