#1
S1E2
Yesteryear
After finding himself erased from recent history, Spock must travel back in time to save himself as a youth.
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The peaks and the valleys. Find the essential episodes — and the ones to skip.
#2
S1E5
More Tribbles, More Troubles
Cyrano Jones returns, infesting the Enterprise with tribbles that now grow to monstrous size.
#3
S2E6
The Counter-Clock Incident
The Enterprise finds itself trapped in a 'negative universe' which causes the crew to begin to grow younger and younger toward infancy.
#4
The Slaver Weapon
S1E14
#5
The Time Trap
S1E12
#6
The Survivor
S1E6
#7
Albatross
S2E4
#8
One of Our Planets Is Missing
S1E3
#9
The Terratin Incident
S1E11
#10
The Eye of the Beholder
S1E15
Lowlights
At the centre of the galaxy, a race puts the Enterprise crew on trial for past grievances.
#21
Bem
S2E2
#20
The Infinite Vulcan
S1E7
#19
The Jihad
S1E16
#18
Once Upon a Planet
S1E9
The Quality Arc
Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.
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Episode Engagement
High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.
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Season Momentum
Did each season build or fizzle? Green means the finale outscored the premiere. Red means the opposite. Longer arrows, bigger swings.
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Season Consistency
How steady is each season? Tightly clustered dots mean reliable quality. Scattered dots mean a wild ride.
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