The elite guard of the Mesa High Priests, the Ivory Guardians, were created to protect the innocent and faithful. Some say their actions are above the law.

Masters Edition III

Ivory Guardians

Protection from red
Creatures named Ivory Guardians get +1/+1 as long as an opponent controls a red permanent.

Protection from red
Creatures named Ivory Guardians get +1/+1 as long as an opponent controls a nontoken red permanent.

"But who is to guard the guards themselves?"
—Juvenal, *Satires*

Fifth Edition

Protection from red
As long as any opponent controls any red cards in play, all Guardians get +1/+1.

Chronicles Foreign Black Border

The elite guard of the Mesa High Priests, the Ivory Guardians were created to protect the innocent and faithful.

Chronicles

Protection from red
As long as an opponent controls any red cards, all Guardians get +1/+1.

Legends

Protection from red
All guardians gain +1/+1 if an opponent controls any red cards.