Polyphemus is a passive item in The Binding of Isaac: Rebirth (TBOIR)
Looks like a big eyeball
Effects
You shoot bigger, bubble-like, blue tears
These tears are larger, do more damage, and have a faster rate of fire
If Tear kills a monster, it shrinks but continues travelling the same direction and could kill another one
Character Appearance
Character has a one eye like a cyclops, and the tears he shoots look like big blue bubbles:
Synergies/Interactions
Polyphemus has the following Synergies and Interactions with other items:
| Item | Synergy |
| Brimstone | Damage increased, howeever requires longer to charge |
| Technology | Laser size and damage increases |
| Technology 2 | Laser damage greatly increases |
| Chocolate Milk | Damage increased |
| Cupid's Arrow | Tears still pierce monsters and wont lose power when they kill monsters |
| Polyphemus | Longer charge time, increased damage |
