Object
Alpha Onias Three Toxic Methane Gas
Sudden buildup of toxic gases, primarily methane, saturates the cavern. Geordi collapses first, followed by Worf; Riker staggers as last to fall. The gas scrambles transporter signals, blocking emergency beam-out despite Picard's orders and Chief Hubble's attempts.
1 appearances
Significance
Forces transporter failure that displaces Riker sixteen years forward, erases his memories via reactivated Altarian encephalitis, and ignites his identity crisis amid Romulan threats.
Appearances in the Narrative
When this object appears and how it's used