Official Binding of Isaac: Afterbirth Item Thread

[Aether]

I got a few coming up, though all of the effects are speculated.

Glowing Hourglass

Item Type: Spacebar
Effect: Completely resets isaac to the previous room.
Pool: Shop
Charge time: 2

Glass Cannon

Item Type: Spacebar
Effect: Fires 1 large spectral / piercing tear at speculated 10x damage, keeps all a tear effects. Empties red heart containers to 1/2 a heart
Pool: Item Room
Charge time: 1 (recharges within room)

9 Inch nails

Item type: passive
Effect: Changes tears to nails. Damage (speculated) and knock-back
Pool: Item room

Binky

Item type: Passive
Effect: Size down, tear rate up
Pool: Boss room

Placebo

Item type: Spacebar
Effect: Pill mimic (blank card for pills)
Pool: Shop
Charge time: 4

Deadeye

Item type: passive
Effect: damage multiplier (speculated similar to bloody lust) increased with every successful shot. Counts breakables as enemies.
Pool: Item room
Potential synergies: Single shot big damage items- Notably sacred heart for the homing. I've already had a polyphemus / deadshot / chocolate milk run today and that was all the damage I needed to take down blue baby easily

Chaos (a crazy one here)

Item type: passive
Effect: Places [every] item in every item pool!!!!!
Pool: shop

Diploma

Item type: Spacebar
Effect: Doubles every item (pedestal and usable in the room (a jera on roids)
Pool: shop
Charge time: single use