Prison Realm

{5}, {t}: Exile target tapped creature. You may
target creatures with hexproof as if they didn't have
hexproof. Target creature remains in exile for as
long as Prison Realm is on the battlefield. Prison
Realm can't untap for as long as target creature is in
exile.


"Maybe it's goodnight for me. But it's about time
you woke up."
—Satoru Gojo