Something that plays around with Obstacles might be a laugh.

How about.

Flak Cannon - 5pts (?)

Range 2-3

Attack value 3

After you perform an attack, place 1 debris token within range 1 of the defender.

This Token is removed at the end of the next round

or

Chaff Cannister - Upgrade - 1 point

Action: Discard this card to place 1 Debris token anywhere within range 1 of your ship as long as it is outside your primary firing arc. Then remove all red target lock tokens from your ship.

Modification

Power router:

Action-remove 1 shield token to increase attack by 1 for this attack phase or reduce attack by 1 for this combat phase to add 1 shield token. this token can take you above your normal limit, but if not used is lost at the end of the attack phase.