A strange little side quest
The next time Trench Defense asks for one more try, remember that game ideas rarely appear from nowhere. Archery first appeared at the Olympic Games in 1900 and returned permanently to the programme in 1972 after a long absence. And then there is this: Doom changed game design and distribution in 1993 by separating its engine from content and spreading widely through shareware. That history is one reason familiar mechanics can still feel new when they are recombined well.