Your search for "Ambulatory Reactor 247" revealed the following:
Ambulatory Reactor (TRC) from Star Trek Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: David Auden Nash Card Text:Artifact creatures you control have "T: Add C. Spend this mana only to cast an artifact spell or activate...
Ambulatory Reactor - Extended Art (TRC) from Star Trek Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: David Auden Nash Card Text:Artifact creatures you control have "T: Add C. Spend this mana only to cast an artifact...