Cactus Game Design Message Boards

Type: Artifact • Brigade: None • Ability: None • Class: None • Special Ability: When your Priest has initiative during a rescue attempt, you may band a human O.T. Hero from your territory into battle or interrupt the battle and return your Heroes in battle to hand. May be used twice. • Play As: When your Priest has initiative during a rescue attempt, you may band a human O.T. Hero from your territory or interrupt the battle, withdraw your Heroes, and return them to hand. May be used twice. • Identifiers: OT, Tabernacle Item, Temple Item • Verse: Numbers 10:2 • Availability: Priests booster packs (Rare)

I would think the default is per card. A "per game" ability is usually more specific.