> For the complete documentation index, see [llms.txt](https://partyicons.gitbook.io/wiki/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://partyicons.gitbook.io/wiki/gameplay/systems.md).

# Systems

Party Icons features several core gameplay systems that interact with one another to form a complete economic and progression ecosystem. Through these systems, players can acquire resources, trade items, upgrade facilities, and purchase essentials to enhance their overall gameplay experience and combat prowess.

## 1. Inventory

* The Inventory is the centralized hub for managing and storing your items, offering quick access to essential asset actions.
* Quick Functions Available:
* Hero Synthesis
* Hero Trading
* Weapon Trading

## 2. Marketplace

The Marketplace is the premium in-game trading platform where players buy and sell high-value assets using Diamonds as the primary currency. Tradable Asset Categories:

* Heroes: Complete playable hero characters.
* Hero Shards: Components used to synthesize or upgrade heroes.
* Firearms: Various types and qualities of weapons.
* Firearm Shards: Components used to synthesize or upgrade firearms.

## 3. Trading Hall

The Trading Hall is the fundamental in-game economy system where daily consumables and gear are exchanged using Gold Coins. Tradable Item Categories:

* Medical Supplies: Recovery and healing items of various tiers.
* Armor: Protective gear including helmets and body armor.
* Ammunition: Bullet types across different calibers and tiers.
* Weapon Modules: Attachments and modifications used to boost firearm performance.
* Materials: Various raw resources used for crafting and upgrading.

## 4. R\&D Hub

R\&D Hub is the facility upgrade and item crafting hub. It consists of multiple specialized facility modules that players can upgrade to unlock advanced functionalities and progression boosts.

### 4.1 Facility Upgrades

* Backpack Depository: Upgrading this increases your in-match backpack inventory capacity.
* Storage Vault: Upgrading this expands your total out-of-match Inventory capacity.
* Special Training Division: Upgrading this enhances the effectiveness of Hero class skills.
* Commerce Center: Upgrading this increases the maximum number of listing slots available in your trading interface.
* Munitions Depot: Upgrading this unlocks the ability to craft higher-tier ammunition.
* Armory Department: Upgrading this unlocks the ability to craft higher-tier helmets and body armor.
* Chip Station: Upgrading this unlocks the ability to craft higher-tier weapon modules.
* Medical Lab: Upgrading this unlocks the ability to craft higher-tier medical supplies.

### 4.2 Crafting Functions

* Ammo Crafting: Manufacture various tiers of ammunition inside the Munitions Depot.
* Armor Crafting: Manufacture various tiers of helmets and body armor inside the Armory Department.
* Module Crafting: Manufacture various tiers of weapon modules inside the Chip Station.
* Medkit Crafting: Manufacture various tiers of medical supplies inside the Medical Lab.

### 4.3 Upgrade Mechanics

* Unlock Prerequisites: Specific facility modules require both your Character Level and Storage Vault Level to meet certain milestones before they can be unlocked or upgraded.
* Upgrade Costs: Upgrading facilities consumes specific materials and Gold.
* Upgrade Time: Facility upgrades require a set duration of time to complete.

### 4.4 Crafting Mechanics

* Crafting Requirements: Requires the corresponding facility to reach a specific level.
* Crafting Costs: Manufacturing items consumes required raw materials and Gold.
* Crafting Time: Producing items requires a set duration of time to complete.

## 5. In-Game Store

The Store is the direct purchase system where players can acquire various items, keys, and bundles. It features:

* Keys: Purchase Diamond Keys and Mirble Keys to open Party Boxes.
* Limited Bundles: Purchase time-limited or quantity-limited bundles containing rare items and resources.
* Shard Exchange: Redeem accumulated shards directly for Heroes and Firearms.