Evidence-aware attack checklist plus player-input comparison link; no hidden formula.
Use visible before-and-after attack numbers. The page helps you isolate what changed instead of guessing a hidden multiplier.
For grow a chicken fighter increase attack chicken, start with a current attack value, make one change, then compare the result in the planner. Public video titles and snippets show demand for stronger chickens, but they do not establish a formula unless a transcript or source is reviewed.