Evidential apologetics is good at making theists, but it is impotent to regenerate hearts.
It is hearing the gospel and the truth in Scripture that penetrates hearts. Evidence of God's existence does not do this. Even the words of Scripture have to plant in fertile soil first...
Evidential apologetics are not efficacious in regeneration. Pre-suppositional is the best way as we use God's word to combat the world because Scripture is axiomatic.