catalog of functional approaches to games?

i've seen various approaches to making games with functional (even sometimes pure) tools, and of course there is more than one way to skin the problem. anybody have favourite references? here are some of mine, off the top of my head:

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Here's some

  1. LambdaCube is a 3D rendering engine entirely written in Haskell
  2. Talks about why FP for games: Functional languages in games: Plotting the coup

Clojure perhaps sucking people in

nice to see Clojure for use in games of various ilk. [1] [2]