Former Autobot leader who betrays his faction.
Orion becomes the principal leader opposing Sentinel's regime.
Orion exposes Sentinel's betrayal, attacks his headquarters, and helps liberate the captives.
Sentinel's betrayal turns D-16 into his most vengeful opponent.
D-16 learns that Sentinel stole the cog of his idol and later defeats and kills Sentinel.
Sentinel's system directly harms Elita and motivates her opposition.
Elita is blamed and demoted under Sentinel's mining regime, then joins the effort to expose and overthrow him.
Sentinel silences the witness who can reveal his treason.
Sentinel's forces capture Alpha Trion, and Sentinel executes him after bringing him back to Iacon.
Airachnid directly carries out Sentinel's enforcement operations.
Airachnid is identified as Sentinel's lieutenant and captures Alpha Trion on his behalf.
Explore the full interactive character relationship map of Transformers One
Related entry on Wikidata (Q1319392), public domain (CC0).