Sentinel 2 is a tower defence game in which players must stop
a large alien force from taking over the planet Earth.
Not exact matches
When big, bad
aliens immerge from a crack under the Pacific Ocean, Human
forces create robots equally
large and engage in a fistfight with hopes of saving the world.
The tiny mechanized robotic creatures, created by the
alien force, run all over the ship, as there's a computer - run android - manufacturing workshop operated by
larger mechanisms below deck.
However
Aliens Colonial Marines was centered around action and
large hordes of enemies, whilst
Alien Isolation is centered around the unstoppable
force that is the Xenemorph.
Not much is explained at first, only that the Guardians are the last front versus a terrible enemy, a
large planet / orb called the Traveler is behind the
forces of light and Ghosts, and that a number of dangerous
alien races are out to get said Guardians.