Aven Flock [Odyssey] Magic Player Rewards 2008 you choose from among the

you choose from among the permanents that player controls an artifact

Sacrifice Contraption Cannon: It deals damage to any target equal to the number of Contraptions you control

{R}: Shivan Dragon gets +1/+0 until end of turn

Set: Conspiracy: Take the Crown Type: Artifact Creature — Unicorn Rarity: Common Cost: {3} {T}: Add one mana of any color

Opportunity makes the thief

Aven Flock [Odyssey] Magic Player Rewards 2008 you choose from among theSet: Odyssey Type: Creature Bird Soldier Rarity: Common Cost: {4}{W} Flying (This creature can't be blocked except by creatures with flying or reach.) {W}: Aven Flock gets +0 +1 until end of turn. Just as each added feather steadies the wing, so does the flock grow stronger with each new member.