Duplifense

Game

Duplifense is a strategic tower defense game where you must protect your weapon factory from waves of enemies.

Tiny Otter updated 5mo ago 64 MB engine 25
Duplifense — Tower Defense with Mutations

Duplifense
is a tower defense game where you protect your copying factory from waves of enemies.

Blueprints:
To make towers, you need blueprints and parts dropped by enemies. Not all tower blueprints are available from start, you can:
  • Get new blueprints from bosses
  • Research a tower
All blueprints are saved between sessions.

Mutations:
A mutation is a random change that gives a tower different stats. If you study a mutated tower, you unlock a new blueprint based on it.

The more you mutate and study, the more powerful towers you can build. But crafting takes time, so you must plan carefully: build, upgrade, and defend your factory before the enemies break through!

Additional Info:
​We recommend using the stable branch of s&box for a better experience.

Controls:
[WASD] - Movement
Hold [MMB] and move mouse for movement
[Scroll] - Zoom
[RMB] - Rotation
[Tab] - Inventory
[C] - Craft or take the tower

Q&A:
  • Too easy? Did you get to the 100th wave in last level? No? Then don't tell me it's easy.
  • "Crafting and resources are a bit unnecessary" - try getting to 100th wave with default blueprints

show_chart Player History
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849
Total Users
1,099
Total Sessions
10.4 days
Total Playtime

Global Statistics

342.0M
damage_dealed.total
171.2K
game_result.max_level.any
1.7M
units_killed.total
829.8K
units_killed.unit_mushroom
19.4K
towers_created.total
108.9M
damage_dealed.unit_mushroom
6.8K
towers_created.tower_basic
734
game_result.win.total
126.4K
game_result.max_level.level_forest
2.2K
game_result.max_level.level_tutorial
369.5K
units_killed.unit_blob
11.9M
damage_received.total

Player retention 31 players first seen 30–5 Sep 2026

Day 1
3.2%
1 of 31 came back
85% below average
Day 7
0.0%
0 of 31 came back
100% below average
Day 30
0.0%
0 of 31 came back
100% below average

Player retention All of s&box

Days since first play · players who first played this package · pooled from 7 daily cohorts

Show every day
Retention by day
Day Players Retention All of s&box
1 1 3.2% 21.9%
2 0 0.0% 14.4%
3 0 0.0% 11.8%
4 0 0.0% 10.7%
5 1 3.2% 7.8%
6 0 0.0% 6.7%
7 0 0.0% 8.6%
8 0 0.0% 7.8%
9 0 0.0% 6.4%
10 0 0.0% 6.4%
11 0 0.0% 7.0%
12 0 0.0% 5.9%
13 0 0.0% 5.1%
14 0 0.0% 6.1%
15 0 0.0% 4.8%
16 0 0.0% 5.9%
17 0 0.0% 5.1%
18 0 0.0% 5.1%
19 0 0.0% 4.0%
20 0 0.0% 4.3%
21 0 0.0% 5.1%
22 0 0.0% 7.2%
23 0 0.0% 6.4%
24 0 0.0% 5.1%
25 0 0.0% 5.3%
26 0 0.0% 5.3%
27 0 0.0% 4.3%
28 0 0.0% 5.3%
29 0 0.0% 5.9%
30 0 0.0% 3.5%
Positive Negative
info
How this works: This chart tracks all anonymous thumbs up/down votes, not just the written reviews below. Playtime is permanently recorded at the exact moment the user casts their vote. Data is exactly as returned by the Facepunch API.
0m - 1m
2
2
1m - 2m
2
5
7
2m - 4m
7
1
8
4m - 8m
1
1
8m - 16m
3
3
16m - 32m
2
2
32m - 1.1h
3
3
1.1h - 2.1h
3
3
2.1h - 4.3h
3
3
4.3h - 8.5h
4
4
17.1h - 34.1h
1
1
0 recorded entries
Rank Player Score Recorded
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Package ID: tinyotter.duplifense
Created: 2025-06-26 20:26 UTC
Updated: 2026-04-28 14:59 UTC
Type: game
Public: Yes
Version: 219268
files: 808
Size: 63.5 MB
Engine Version: 25
Asset Version ID: 219268
Version Created: 2026-04-28 14:59 UTC
Hash: 1791472544
Manifest: Open manifest
Multiplayer: Unknown
Versus: Unknown
Co-op: Unknown

sports_esports Input & Control Support

keyboard
Keyboard & Mouse
check_circle Supported
sports_esports
Controller / Gamepad
cancel Unsupported
view_in_ar
Virtual Reality (VR)
cancel Unsupported

settings Engine & Multiplayer Configuration

Player Count: 1 Players
Tick Rate: 50 Hz
Network Type: Multiplayer
Launch Mode: Normal
Startup Scene: scenes/mainmenu.scene
Map Select: Unrestricted

more_horiz Additional Properties

Compiler: {"RootNamespace":"TowerDefense","DefineConstants":"SANDBOX;ADDON;DEBUG","NoWarn":"1701;1702;1591;","WarningsAsErrors":"","TreatWarningsAsErrors":false,"Nullables":true,"ReleaseMode":"Debug","AssemblyReferences":[],"IgnoreFolders":["editor","unittest"],"DistinctAssemblyReferences":[]}
System Scene: scenes/system.scene
new_releases Latest Update Apr 28, 2026
V13.1
Wait wait wait! Sep 3, 2025
Added
  • Time Controls
  • Music track
  • Factory damage sound
Improved
  • Balance
info Live API Passthrough & Removal Notice

This file manifest and asset metadata are retrieved live directly from the official Facepunch s&box public API. s&box Explorer does not host, store, or redistribute any package files. All download links route directly to Facepunch CDN servers.