Antivirus software often flags trainers as "Trojan" or "Malicious" because they "inject" code into another running process (the game), which is behavior similar to actual viruses. Trusted Alternatives:

However, using trainers requires care – antivirus software often flags them as false positives because they inject code into other processes.

, it's important to understand the context and risks of using these tools. What is a Trainer?