What if stories are hypothetical stories that could've happened in the actual series.
“Kid Goku is a What if story by X10 Kaio ken. It is about what if When Goku was turned into kid...Kid Goku
“Vegeta (Dragon Ball:Adventures) is a "what if" version of Vegeta from DomonKasshu00's fan...Vegeta (Dragon Ball:Adventures)
“What If: Captain Ginyu is a short hypothetical story about how Captain Ginyu switches his body...What If: Captain Ginyu