Charm School

As this enchantment enters, choose a color and balance this enchantment on your head. Prevent all damage that would be dealt to you by sources of the chosen color. When this enchantment falls off your head, sacrifice this enchantment.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6oh866ccovpb1hxvpn7lrm.