(The following is a simulated audio description, as a text-based response cannot actually generate a sound effect. A real DJ Scratch Sound Effect Generator would produce an audio file.)

The generated backspin effect for "yo i was born ready to fight the war" would involve a series of manipulations to create a realistic and rhythmic scratching sound. The phrase itself would be broken down into individual words or syllables, each potentially subjected to different scratching techniques.

The "yo" might begin with a quick, sharp scratch, perhaps a "crab scratch" or a "teardrop," followed by a brief, controlled backspin on "i." The longer phrase "was born ready to fight the war" would likely be handled with a combination of techniques. The backspin would be the dominant effect, creating a rhythmic, swirling sound. The speed of the backspin would vary slightly to emphasize certain words – "fight" and "war" might receive slower, more deliberate backspins, while "was born ready to" might have a faster, more fluid backspin.

The overall effect would aim for a dynamic and engaging sound, using variations in speed, pressure, and the subtle use of other scratching techniques to create texture and interest. The phrase's inherent rhythm would be exploited to create a groove within the scratch itself. There might be subtle changes in pitch and tone, mimicking the natural variations in a human DJ's performance. The final "war" might end with a sharp, decisive stop or a quick, final scratch to provide a sense of closure. The entire effect would be carefully balanced to ensure clarity and avoid muddiness, allowing the underlying phrase to remain intelligible despite the sonic manipulation. The overall tone would be aggressive and powerful, reflecting the content of the phrase.