Card Appearances:Trap Reactor・Y FI
- In episode 15, Greiger Summons this against Leo. He used it to attack "Morphtronic Celfon", but Leo played "Morphtransition" negating the attack. Leo then took 800 damage from "Trap Reactor Y FI's" effect.
Leo later attacks it with "Gadget Hauler", but Greiger played "Delta Reactor" sending his 3 "Reactors" to the Graveyard to Special Summon "Flying Fortress SKY FIRE".
- In episode 20, Greiger used Summoned this using "Hidden Soldiers", when Yusei Summoned "Speed Warrior". He already had "Spell Reactor RE" out and after Summoning "Summon Reactor SK" with "Fake Explosion" he used his 3 "Rector" monsters to activate "Delta Reactor", Summoning "Flying Fortress SKY FIRE".
- In episode 21, Greiger Summoned "Black Bomber" and used its effect to revive "Trap Reactor Y FI". He then used both of them to Synchro Summon "Dark Strike Fighter".
