4-20: The Muse
Jake is under an alien influence while a pregnant, engaged Lwaxana Troi seeks Odo's help.
4-06: Starship Down
Upon rescuing an alien ship, The Defiant is badly crippled by the Jem'Hadar and becomes trapped in a gas atmosphere.
4-19: Shattered Mirror
The mirror Jennifer Sisko lures Jake and Benjamin to the alternate universe to assist with building another U.S.S. Defiant.
4-03: The Visitor
When a freak accident traps Sisko in a time paradox, only re-appearing every few years, Jake spends the remainder of his life trying to save him.