The analogy is imperfect, but if we compare that difference in progression style between the epics to the different kinds of scenario deck(s) in the LCGs, and the difference among books (really, more properly, oimai [‘threads’]) within the epics to the different mechanics in each game among differing scenarios, the broad shape of a comparison begins to appear.
Let’s start with the cards themselves. They work like epic formulae (e.g. the “cunning” in “cunning Odysseus”) but with game-mechanics, and with pictures, some of them lovely and some merely serviceable. In homeric epic, certain formulae — the epithets every student remembers, like podas okus “swift-footed,” periphron “thoughtful,” and polumetis