Enables complex, multi-key combo macros with a single click 1.3.3 . Key Customization Tools

The 2021 update, specifically version 2021.1007 1.5.5 , solidified the software's reputation for precision. Its primary draw is the , which allows users to switch between profiles tailored for different game genres 1.2.1 :

Users can create personalized lighting effects with 16.8 million color options via the "BloodyIllumine" module 1.2.3. Some users specifically seek the 2021 version because later updates reportedly restricted certain color customization options (like solid red) on older models like the Bloody A70 .

Features "Headshot" settings and manual recoil compensation, often used in games like Counter-Strike or Rust 1.4.1 .

Some advanced features (Core 3 & 4) may require a one-time activation code if they were not bundled with your specific mouse model 1.5.10. Legacy vs. Modern Versions

Visit the official Bloody Download Page or specialized driver archives for the specific 2021 build.

As of 2025, Bloody has transitioned much of its support to , which offers many of the same programming functions for free 1.2.4. However, many enthusiasts still prefer the Bloody 7 2021 interface for its stability and specific lighting controls that were altered in later iterations.

It supports all Bloody mice except the Q-Series , which does not have software support 1.5.10 .

Introduces "Gun3" modes, allowing the left button to shift between single, 2-burst, or 3-burst shots using the physical '1, N, 3' keys on the mouse 1.2.8 .