* Wiki/TVTropes (red) and Wiki/{{Wikipedia}} (blue)
* Series-wide example: ''Franchise/FinalFantasy'' (Red) vs. ''Franchise/ShinMegamiTensei'' (Blue).
** ''{{Pokemon}}'' (Red) vs ''Franchise/ShinMegamiTensei'' (Blue) is a good one too, since they both have a GottaCatchEmAll theme.
* Another series-wide example: ''VideoGame/DonPachi'' vs.''VideoGame/{{Touhou}}''.
* Inverted: ''Franchise/SonicTheHedgehog'' vs. ''Franchise/SuperMarioBros''.
* ''VideoGame/UnrealTournament'' (Red) Vs. ''VideoGame/CounterStrike'' (Blue).
* SpaceOpera (red) vs. "hard" science fiction (blue).
** And Fantasy (red) vs. Sci-Fi in general (blue).
* Series-wide example: ''Franchise/StarWars'' (red) vs. ''Franchise/StarTrek'' (blue).
* For StrategyGames: RealTimeStrategy (Red) and [[FourX 4X Games]] (Blue).
* [[RomanticismVersusEnlightenment Romanticism (Red) vs. Enlightement (Blue)]].
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