Defense of the Heart [Urza's Legacy] Trap Set: Legends Type: Enchantment Rarity:

Set: Legends Type: Enchantment Rarity: Rare Cost: {3}{B} {B}

This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four

/ And robes the mountain in its azure hue

yet no one could predict that this vicious crossbreed would unravel the secret of steel

Defense of the Heart [Urza's Legacy] Trap Set: Legends Type: Enchantment Rarity:Set: Urza's Legacy Type: Enchantment Rarity: Rare Cost: {3}{G} At the beginning of your upkeep, if an opponent controls three or more creatures, sacrifice Defense of the Heart, search your library for up to two creature cards, put those cards onto the battlefield, then shuffle.