Supergirl S3E17
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S03E17 — Trinity
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Supergirl

S03E17 Trinity

2018-05-07

Title: Trinity Plot: After uncovering Lena's hidden truth, Supergirl turns to Guardian for a request that might change his bond with Lena irreparably. At the same time, with the three Worldkillers now allied, Supergirl and her team prepare for a monumental confrontation.

Season 3 Episodes

1
Girl of Steel
2017-10-09
 2
Triggers
2017-10-16
 3
Far From the Tree
2017-10-23
 4
The Faithful
2017-10-30
 5
Damage
2017-11-06
 6
Midvale
2017-11-13
 7
Wake Up
2017-11-20
 8
Crisis on Earth-X (I)
2017-11-27
 9
Reign
2017-12-04
 10
Legion of Superheroes
2018-01-15
 11
Fort Rozz
2018-01-22
 12
For Good
2018-01-29
 13
Both Sides Now
2018-02-05
 14
Schott Through the Heart
2018-04-16
 15
In Search of Lost Time
2018-04-23
 16
Of Two Minds
2018-04-30
 17
Trinity
2018-05-07
 18
Shelter from the Storm
2018-05-14
 19
The Fanatical
2018-05-21
 20
Dark Side of the Moon
2018-05-28
 21
Not Kansas
2018-06-04
 22
Make It Reign
2018-06-11
 23
Battles Lost and Won
2018-06-18