BoomTris

Tower defense with composition, upgrades, and story.

Build towers (9 kinds: weapons - lasers, cannons, missile launchers, defense - armor, anti-missile system, energy shield, support - energy generator, nano-repair turret, booster), upgrade them to more powerful (3 tiers) and compose to awesome war machines - large towers.

Unveil story about captain Shon - his friendship with AI and betrayal from own crew, battle with the pirate baron, support from friends.

Find blueprints of this bigger towers and compose deck of cards to use on the battlefield.