Defense of the Heart [Urza's Legacy] Conflux Set: Limited Edition Alpha Type:

Set: Limited Edition Alpha Type: Instant Uncommon Cost: {U}{U} Counter target spell

each defending player chooses any number of creatures they control and divides them into a number of piles equal to the number of attacking creatures for whom that player is the defending player

Which tell us the way to go

then shuffle

Set: Limited Edition Alpha Type: Artifact Rare Cost: {4} {1}: The next time a source of your choice would deal damage to target creature this turn

Defense of the Heart [Urza's Legacy] Conflux Set: Limited Edition Alpha Type:Set: Urza's Legacy Type: Enchantment 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, and put those cards onto the battlefield. Then shuffle your library.