Secrets of Power

Attached unit gains: “On Attack: Name a card. The defending player reveals their hand. For each card in their hand with that name, create a Spy token.”

Stolen Starpath Unit

Attach to a Vehicle unit.
When Played: If attached unit is a Transport, you may create a Spy token.

Special Modifications

Jump to Lightspeed

Attach to a Vehicle unit. 
Attached unit gains: "When this unit deals combat damage to a unit while attacking: Defeat that unit."

Dorsal Turret

Attach to a Capital Ship or Transport unit.
Attached unit gains: “On Attack: You may exhaust a non-leader unit the defending player controls. If you do, deal indirect damage equal to its power to that player.”

Superheavy Ion Cannon

Attached unit gains: “You assign all indirect damage dealt by this unit.”

Targeting Computer

Attach to a Vehicle unit.
Attached unit gains: “On Attack: Deal 1 damage to each of up to 2 units in this arena.”

Twin Laser Turret

Spark of Rebellion

Attach to a VEHICLE unit.
Attached unit gains: "On Attack: If this unit isn't attacking a base, you may deal 2 damage to a unit in the defender's arena."

Hardpoint Heavy Blaster

Attach to a VEHICLE unit.
Attached unit gains: "On Attack: Ready a resource."