Chord of Calling [Ravnica: City of Guilds] Construct (They deal damage to creatures

(They deal damage to creatures in the form of -1/-1 counters

"The fall will give you time to think on your failure

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {3} {1}: The next time an unblocked creature of your choice would deal combat damage to you this turn

Set: Revised Edition Type: Sorcery Rarity: Uncommon Cost: {1}{B} Search your library for a card

then exile Sword of the Ages and those creature cards

Chord of Calling [Ravnica: City of Guilds] Construct (They deal damage to creaturesSet: Ravnica: City of Guilds Type: Instant Rarity: Rare Cost: {X}{G}{G}{G} Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.