PressureMod adds a pressure-based survival mechanic to Minecraft. The system does not aim for medical accuracy, but tries to be as realistic as possible within the limits of gameplay.
The mod affects the player depending on:
The mod includes two pressure modes.
A simple and easy-to-understand pressure system based on:
If the armor protection is too low, negative effects are applied.
Important: Pressure does not affect the player if there is open sky above their head.
An experimental mode with a more complex and dynamic pressure system.
Each player has a parameter called TC (Tick Pressure):
TC changes over time depending on:
The mod also adds a Sphygmomanometer, an item that displays:
Y ≥ 200 Confusion IV (11 seconds), Wither I every 9 seconds, Poison I every 60 seconds if armor protection < 10
Y 45–10 Weakness I, Confusion I if armor protection < 5
Y 9– -30 Weakness II, Confusion I, Wither I every 9 seconds if armor protection < 8
Y -31– -56 Weakness II, Confusion II, Wither I every 7 seconds if armor protection < 12
Y -56– -64 Weakness IV, Confusion IV, Blindness I, Wither III every 3 seconds if armor protection < 15
Y = -64 Weakness V, Confusion V, Blindness I, Poison I, Wither IV every 2 seconds if armor protection < 15
Confusion II, Weakness I, Slowness I if armor protection < 8
Weakness II, Slowness II, Blindness I, Confusion I if armor protection < 12
| Condition | Tablet I | Tablet II | Tablet III |
|---|---|---|---|
| Y 10–45 | Yes | Yes | Yes |
| Y -30–9 | Yes | Yes | Yes |
| Y -55– -31 | No | Yes | Yes |
| Y -64– -56 | No | Yes | Yes |
| Y ≤ -65 | No | No | Yes |
| Y ≥ 200 | No | Yes | Yes |
| The Nether | No | Yes | Yes |
| The End | No | No | Yes |
| Stage | TC | State | Effects |
|---|---|---|---|
| -4 | ≤ 29 | critically_low | Weakness III, Slowness II, Blindness I, Confusion II |
| -3 | 30–49 | severely_low | Weakness II, Slowness II, Blindness I, Confusion I |
| -2 | 50–69 | low | Weakness I, Slowness I |
| -1 | 70–99 | slightly_low | Weakness I |
| 0 | 100–120 | normal | No effects |
| 1 | 121–140 | slightly_high | Confusion II, Regeneration |
| 2 | 141–160 | high | Confusion III, Weakness I, Slowness I |
| 3 | 161–180 | severely_high | Confusion III, Weakness I, Slowness I, Blindness I |
| 4 | ≥ 181 | critically_high | Confusion III, Weakness II, Slowness II, Blindness I |
Rain or snow without a helmet: +1 TC every 180 seconds.
The End is considered a cold dimension and actively increases TC.
PressureMod can be safely used in any modpack. It does not require special configuration and is designed to be compatible with both vanilla-style and heavily modded survival gameplay.

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