Mary Krane
Skai Jackson
Full Name

Mary Krane


S-2 (former name)
Soldier-2 (former full name)



Date of Birth


Resides in

Street (formerly)
Davenport Bionic Lair (formerly)
Davenport Kids Lair (formerly)
Davenport Bionic School (formerly)
Davenport Bionic Laircademy


Krane's Bionic Soldier (formerly)
Student at Davenport Bionic Lair (formerly)
Student at Davenport Kids Lair (formerly)
Student at Davenport Bionic School (formerly)
Student at Davenport Bionic Laircademy

Eye Color


Hair Color



Victor Krane (father)
Spin Krane (brother)
Bob Krane (brother)
Sebastian Krane (brother)
Sarah Krane (sister)
Charlie Krane (brother)
Donald Krane III (brother)
Davenport Team Soldier (brother)
Other Bionic Soldiers (brothers and sisters)


Adam Davenport (crush)


Chase Davenport
Adam Davenport
Bree Davenport
Leo Dooley
Donald Davenport
Terry Perry
Douglas Davenport
Spin Krane
Bob Krane
Sebastian Krane
Marcus Davenport
Taylor Krane
Bionic Soldiers




Davenport Bionic Lair
Davenport Kids Lair (formerly)


Davenport Industries
Victor Krane (formerly)

First Episode

We Learn Bionics, Not Languages (LR)
Detention Tension (DOAS)

Last Episode

Series Finale (DOAS)

Portrayed By

Skai Jackson

Mary Krane, formerly S-2, is a recurring character of Lab Rats and a main character of Day of a Soldier. She is portrayed by Skai Jackson.

Fanmade character by Andre132.

Personality Edit

Mary is shown to be caring. However, she disagrees on many things. In Too Many Kids, she disagreed with Bob's idea to escape the kids lair.

Family Edit

Spin, Bob and Sebastian Edit

Spin, Bob and Sebastian are Mary's brothers. Spin, Bob and Mary had a competition in Powers and Bionics.

Sarah Krane Edit

Sarah is Mary's sister. They are not normally seen together, but they still love each other.

Friends Edit

Adam, Bree and Chase Edit

Mary is friends with Adam, Bree and Chase. Mary went on a secret mission and hid it from them.

Leo Dooley Edit

Leo and Mary are best friends. Leo helped Mary and is her teacher.

Donald and Douglas Edit

Mary is friends with Donald and Douglas. They helped make Mary realise that she speaks bionish.

Terry Perry Edit

Perry and Mary are friends. During the group hug in Too Many Kids, Mary was close to Perry.

Spin and Bob Edit

Spin and Bob are friends with Mary. Because they are the youngest in the lair, they like to hang out.

Sebastian, Sarah and Marcus Edit

Mary is friends with Sebastian, Sarah and Marcus. Mary was behind Sebastian, Sarah and Marcus during the group hug.

Powers and Abilities Edit

  • Super Strength: Mary can lift heavy things.
  • Super Speed: Mary can run faster than normal humans.
  • Bionish: Mary can speak bionish.

Trivia Edit

  • She, along with Spin and Bob, is the youngest in the lair.
  • She went on secret missions along with Spin, Bob, Sebastian and Sarah.
  • She was the first character to speak bionish.

Appearances on Lab Rats Edit

Season 4 Edit

Movie Edit

Season 5 Edit

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