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Added confirmed internal Key stacking logic and base increase based on runtime logs
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| rarity  = Common
| rarity  = Common
| type    = Item
| type    = Item
| effect  = +10% chance to open chests for free.
| effect  = +10% (9.10%) chance to open chests for free.
}}
}}
'''Key''' is a Common [[Items|Item]] in '''Megabonk'''.   
'''Key''' is a Common [[Items|Item]] in '''Megabonk'''.   
Line 19: Line 19:


[[Category:Items]]
[[Category:Items]]
== How Key's Stack ==
{| class="wikitable"
|+
!Keys
!% Chance For Free Chest
!% Chance Increase
!Expected Chests Per Free
|-
|1
|9.10%
|
|11
|-
|2
|16.70%
|7.60%
|6
|-
|3
|23.10%
|6.40%
|4.3
|-
|4
|28.60%
|5.50%
|3.5
|-
|5
|33.30%
|4.80%
|3
|-
|6
|37.50%
|4.20%
|2.7
|-
|7
|41.20%
|3.70%
|2.4
|-
|8
|44.40%
|3.30%
|2.2
|-
|9
|47.40%
|2.90%
|2.1
|-
|10
|50.00%
|2.60%
|2
|}
'''''*Confirmed with Runtime Logs*'''''
{{#seo:
{{#seo:
|description=Key adds a 10% chance to open chests for free. Unlock after buying from 25 chests.
|description=Key adds a 10% chance to open chests for free. Unlock after buying from 25 chests.

Revision as of 13:01, 24 October 2025

Key
Key
Key
Rarity Common
Type Item
Effect +10% (9.10%) chance to open chests for free.

Key is a Common Item in Megabonk. It gives a chance for chests to open without consuming gold.

How to Unlock

Purchase items from 25 chests.

Strategy & Synergies

  • Saves gold for shrine activations or mid-run purchases.
  • Great in synergy with Golden Glove and Credit Card (Red).
  • The free-open chance scales with luck, benefiting from Clover stacks.
  • Simple yet impactful economy item across all builds.

How Key's Stack

Keys % Chance For Free Chest % Chance Increase Expected Chests Per Free
1 9.10% 11
2 16.70% 7.60% 6
3 23.10% 6.40% 4.3
4 28.60% 5.50% 3.5
5 33.30% 4.80% 3
6 37.50% 4.20% 2.7
7 41.20% 3.70% 2.4
8 44.40% 3.30% 2.2
9 47.40% 2.90% 2.1
10 50.00% 2.60% 2

*Confirmed with Runtime Logs*