Prison Realm

You may choose not to untap Prison Realm
during your untap step.
{1}{w}, {t}: Untap another target nonland
permanent, then it phases out. It can’t phase
in for as long as Prison Realm remains tapped.
When Prison Realm becomes untapped or
leaves the battlefield, that permanent phases in.
Activate only as a sorcery.
"This Jogo... is how we seal the strongest
jujitsu sorcerer"