Tier 1 Blueprints
D30-N / D30-L Impact Cannon - useless cannon, do not waste time with it.
D33-X Assault Cannon - good cannon, range is too short, use Thud instead.
D51-N / D51-A / D51-L Strike Missiles - Med range, useful as secondary weapon not primary.
D91-N Firestorm Rockets - Short range, lacks firepower
Tier 2 Blueprints
D30-A Impact Cannon - useless cannon
D33-A / D33-P Assault Cannon - good cannon, range is too short, use Thud instead.
D35-S Siege Cannon - short range, useful for 5% combat speed bonus - not as primary weapon.
D53-C / D53-M / D53-R Assault Missile - Long Range, great on Levi, Sea Wolf, Sea Scorpion, FF, HH
D71-N / D71-A / D71-L Shockwave Mortar - Long Range, great on Levi, FF, HH
D91-A / D91-L Firestorm Rockets - short range, lacks firepower
Tier 3 Blueprints
D35-L / D35-X Siege Cannon - Short range, useful for 5% combat speed bonus - not as primary weapon.
D55-E / D55-A / D55-V Siege Missile - Medium range, great to use on HH base attack fleet.
D73-C / D73-M / D73-R Assault Mortar - Good for Ship vs Ship battle only! not for base attack.
D75-V / D75-S / D75-D Siege Mortar - Great for Base attack. Works well on FF, HH
D93-C / D93-M / D93-R Assault Rockets - short range & too heavy
D95-F / D95-W / D95-D Siege Rockets - short range & too heavy
Best Drac Weapons
Assault Missiles as primary weapon
Strike Missiles as secondary weapon
Shockwave Mortar for Base attack
Seige Mortar for Base attack
Assault Mortar for Ship vs Ship battle ONLY ..useless for base attack