Well done! That's a great looking Pulp Alley league. What kind of stats are you using for the tripod?
Here the stats for the Terror Martian Drone:
Terror (5): Martian DroneH d12 B 3d10 S 5d12 D 3d8 M 4d12 F 2d6 C 2d8
Abilities: Big, Protection, Inhuman
Marksman, Veteran, Dashing, Eagle-Eyed, Quick-shot
Optional Kit: Sci fi
Weapon kit: Submachine Gun