Chrome Mox [Mirrodin] Urza's Saga "Consider all confiscated items hostile

"Consider all confiscated items hostile until proven otherwise

Set: Ugin's Fate Type: Artifact Rarity: Rare Cost: {1} Whenever another permanent enters the battlefield under your control

Set: Beta Edition Type: Basic Land — Swamp Rarity: Common ({T}: Add {B}

they're treated as though they don't exist

As Stomping Ground enters the battlefield

Chrome Mox [Mirrodin] Urza's Saga "Consider all confiscated items hostileSet: Mirrodin Type: Artifact Rarity: Rare Cost: {0} Imprint When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled card's colors.