Sunder the Gateway [March of the Machine] 057 You may cast an instant

You may cast an instant or sorcery spell with mana value X or less from among them without paying its mana cost

Its vision is based on fear

Set: Sword & Shield: Silver Tempest Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Each creature you tap while casting this spell pays for {1} or one mana of that creature's color

Set: World Championships 2005 Type: Colorless Rarity: Common Retreat cost: Colorless

Sunder the Gateway [March of the Machine] 057 You may cast an instantSet: March of the Machine Type: Sorcery Rarity: Common Cost: {1}{W} Choose one Destroy target nontoken artifact or enchantment an opponent controls. Incubate 2. (Create an Incubator token with two +1 +1 counters on it and {2}: Transform this artifact. It transforms into a 0 0 Phyrexian artifact creature.) Incubate 2, then transform an Incubator token you control.