Sylvan Library [Fourth Edition] Champs and States This ability can't cause the

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

You lose half your life

Set: Mirage Type: Artifact Rarity: Rare Cost: {3} At the beginning of each opponent's upkeep

Set: Judge Gift Cards 2010 Type: Sorcery Rarity: Rare Cost: {2}{G}{G} As an additional cost to cast this spell

Set: Mirrodin Besieged Type: Artifact — Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2/+2 and has protection from black and from green

Sylvan Library [Fourth Edition] Champs and States This ability can't cause theSet: Fourth Edition Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.