Jace, the Mind Sculptor [Eternal Masters] Fifth Dawn put them onto the battlefield

put them onto the battlefield tapped

{T}: Put up to X +1/+0 counters on Clockwork Avian

{T}: Destroy target creature

Then that permanent's controller may sacrifice a land

Set: Commander 2014 Type: Creature — Goblin Artificer Rarity: Rare Cost: {R} {T}: Choose target artifact a player controls and target artifact card in that player's graveyard

Jace, the Mind Sculptor [Eternal Masters] Fifth Dawn put them onto the battlefieldSet: Eternal Masters Type: Legendary Planeswalker Jace Rarity: Mythic Cost: {2}{U}{U} +2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. 1: Return target creature to its owner's hand. 12: Exile all cards from target player's library, then that player shuffles their hand into their library.