S4.E22 ∙ And Then There Were FourTue, Jan 12, 2016Adam, Bree and Chase are surprised when they find out they have another bionic sibling who was adopted and had a normal life.5.3/10 (71)Rate
S4.E23 ∙ Space Colony: Part 1Tue, Jan 19, 2016Donald takes everyone for a visit to "Davenportia," the first human space colony located on a remote planet in another galaxy.7.8/10 (74)Rate
S4.E24 ∙ Space Colony: Part 2Tue, Jan 19, 2016Krane's evil cohort, Dr. Gao, reveals their plan to wipe out and replace Earth's population with a bionic civilization.7.8/10 (66)Rate
Top-ratedS4.E25 ∙ The Vanishing: Part 1Tue, Feb 2, 2016The academy students begin to vanish after receiving an operating system upgrade. The Davenport group puts their lives at risk when they face off against the vanished students' captors - a nefarious duo they recognize from their past.8.3/10 (80)Rate
Top-ratedS4.E26 ∙ The Vanishing: Part 2Tue, Feb 2, 2016Giselle forces Douglas and Donald to watch their bionic creations and academy students suffer before killing them all, but she fails to regard Leo.8.5/10 (93)Rate