Unlock objective
Prioritize Ice Crystal for Noelle or Moldy Cheese for Moldy Gloves and make all three copies consecutively.
Interactable, duplication and unlocks
It duplicates one item you select, charges Gold, and consumes another random item of the same rarity. Use it when the extra copy is worth both costs.
SELECT 1 ITEM → RECEIVE 1 EXTRA COPYThe Microwave is a green-marked map interactable that duplicates the item you choose. Its displayed color determines which rarity it accepts. The trade costs Gold and removes another random item of the same rarity.
Before confirming: count every same-rarity item you can afford to lose. The duplicated item is your choice; the sacrificed item is not.
| Color / rarity | Eligible item | Uses | Planning note |
|---|---|---|---|
| Common | Common Item | 3 | Supports the Ice Crystal and Moldy Cheese unlock routes. |
| Rare | Rare Item | 2 | Protect Rare utility pieces you cannot lose. |
| Epic | Epic Item | 2 | A high-impact duplicate may justify the smaller pool. |
| Legendary | Legendary Item | 1 | Audit every Legendary before the only trade. |
The machine explodes after its final use. Make the objective-critical duplication first.
Prioritize Ice Crystal for Noelle or Moldy Cheese for Moldy Gloves and make all three copies consecutively.
Choose a stack that changes damage, survival or economy enough to justify both costs.
Skip when every other same-rarity item is essential.
Keep enough Gold for chests and other interactions your run still needs.


The inventory Key is not Monke's Gold Key. The Common Key item can make chests free. It does not open Monke's cage.
The Microwave works with inventory Items matching its rarity. Special quest objects are separate interactions.
It duplicates the selected item, charges Gold and consumes another random same-rarity item.
An owned item matching the displayed rarity.
The selected item is duplicated. A different random same-rarity item pays the item cost.
Common allows three uses; Rare and Epic allow two; Legendary allows one.
Duplicate Ice Crystal three times consecutively in one run.
Duplicate Moldy Cheese three times consecutively in one run.
No. The inventory Key and Gold Key are different objects.