|"An Ominous Premonition! Bulma Unveils a Mystery"|
|Corresponding edited Z episode numbering||124|
|Corresponding Kai episode(s)||DBK067|
|Japanese||May 13, 1992|
|English||October 3, 2000|
"An Ominous Premonition! Bulma Unveils a Mystery" (不吉な予感！ブルマが知らせたミステリー, Fukitsu na Yokan! Buruma ga Shiraseta Misuterī; FUNimation "Unwelcome Discovery") is the one hundred thirty-ninth episode of the Dragon Ball Z anime.
The Androids are still driving a van to Gokū's house. Gokū is being taken to another place to be safe from androids. He is ill and sees nightmares. Bulma gets news about a time machine made by Capsule Corporation. Where has it come from? And who does it belong to?