A single open booster showed up thanks to a time traveling drafter at MTGSalvation!
Ardent Recruit W
Creature – Human Soldier (c)
Metalcraft – Ardent Recruit gets +2/+2 as long as you control three or more artifacts.
Phyrexian Digester 3
Artifact Creature – Construct (c)
Divine Offering 1W
Destroy target artifact. You gain life equal to its converted mana cost.
Training Drone 3
Artifact Creature – Drone
Training Drone can’t attack or block unless it’s equipped.
Artifact – Equipment
Equipped creature gets +2/+2 and flying
Creature – Homunculus
When Oculus is put into a graveyard from the battlefield, you may draw a card.
Creature – Spider
Myr Turbine 5
T: Put a 1/1 colorless Myr artifact creature token onto the battlefield.
T, tap 5 untapped Myr creatures you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle your library.
And a new green mythic got revealed:
Praetor’s Counsel 5GGG
Return all cards from your graveyard to your hand. Exile Praetor’s Counsel. You have no maximum hand size for the rest of the game.
And this gem has come over from Rarity Guide:
Creature – Shapeshifter (Rare)
at the beginning of your upkeep, you may have Cryptoplasm become a copy of another target creature. If you do, Cryptoplasm gains this ability.
This brings the spoiler to 103!