Star Trek: The Next Generation – All Good Things [7.25]

Picard finds himself mysteriously moving back and forth between three different eras of his life:  the day when he first came aboard the Enterprise as Captain, far future when he is long-retired, and the “present day.”  In all three time frames he becomes aware of a mysterious anomaly in space that threatens to destroy the universe.  He is also told by Q that he must solve this mystery in order to prove that humanity is worthy to exist. 

Star Trek: The Next Generation – Masks [7.17]

The Enterprise encounters some sort of strange phenomenon that causes various parts of the ship to be slowly transformed into a copy of a long dead ancient civilization, while Data becomes possessed with multiple dead personalities from this civilization. 

Star Trek: The Next Generation – Thine Own Self [7.16]

Suffering from amnesia after being Injured in an accident, Data wanders into a pre-warp village and inadvertently exposes the local population to radioactive rocks.  He races to find the cause of the people’s sickness before lives are lost, but at the same time comes under suspicion for causing the problems himself. 

Star Trek: The Next Generation – The Pegasus [7.12]

Riker’s former commanding officer arrives on board the Enterprise, using his rank as an admiral to usurp Picard’s authority on  a secret mission to recover their ship, the Pegasus, which has long been thought lost in an incident in which a young Riker protected his Captain from other mutinying officers.  This creates conflicted loyalties for Riker and strain in his relationship with Picard.

Star Trek: The Next Generation – Gambit, Part II [7.5]

Picard, Riker, and Data manage to simulate a battle between the Enterprise and the pirates that continues to convince the pirate captain of the ruse they are pulling.  The pirates continue to acquire artifacts which Picard eventually learns are the pieces of an ancient Vulcan telepathic weapon.  The pirate captain is defeated but the real enemy is determined to be a Vulcan isolationist that PIcard thought was working with him.  At the last minute, Picard realizes the weapon only works against people with malevolent thoughts, and is able to defeat the Vulcan.

Star Trek: The Next Generation – Descent [6.26]

During a battle with the Borg, Data unexpectedly finds himself experiencing a flash of anger.  Confused and concerned by his newly discovered capacity for emotions, Data finds himself lured by a Borg prisoner to set him free and escape with him to join his mysterious leader. 

Star Trek: The Next Generation – Rightful Heir [6.23]

Undergoing a crisis of faith, Worf spends time at a Klingon holy shrine and is shocked when Kahless, the legendary founder of the Klingon people, suddenly returns in front of him, in apparent fulfillment of prophesy. 

Star Trek: The Next Generation – Tapestry [6.15]

Injured on an away mission and potentially dying, Picard experiences an “afterlife” in which Q appears to him, and gives him a chance to change mistakes of his youth. 

Star Trek: The Next Generation – Aquiel [6.13]

Geordi becomes familiar with a young officer who disappeared from a remote communications station through her logs.  When she turns up alive, he has already formed an attachment to her. 

Star Trek: The Next Generation – Chain of Command, Part I [6.10]

When tensions with the Cardassians increase, Picard is reassigned to a special undercover sabotage mission against what is believed to be a new deadly weapon.  Meanwhile, a new Captain comes aboard the Enterprise, causing tension with all the officers by his abrasive manner.