Riveting Rigger [Unstable] Amonkhet Prerelease Promos Set: Modern Masters 2017 Type:

Set: Modern Masters 2017 Type: Sorcery Rarity: Mythic Cost: {3}{R} Each instant and sorcery card in your graveyard gains flashback until end of turn

The chosen player gains control of that permanent at the beginning of the next end step

Set: Magic Origins Type: Creature — Elf Shaman Rarity: Common Cost: {1}{G} When Elvish Visionary enters the battlefield

and first strike

Riveting Rigger [Unstable] Amonkhet Prerelease Promos Set: Modern Masters 2017 Type:Set: Unstable Type: Artifact Creature Cyborg Rigger Rarity: Common Cost: {2}{W} When Riveting Rigger enters the battlefield, you may sacrifice another artifact. If you do, put two +1 +1 counters on Riveting Rigger and it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.) "Turn a blender into an arc welder with a portable fusion reactor and a frozen yogurt dispenser? We can do it!"