moved the entries up one folder, added the folder to the keywords

games/magarena.md

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+# Magarena
+
+_Single-player fantasy card game played against a computer opponent._
+
+- Home: http://magarena.github.io/
+- State: mature
+- Download: https://github.com/magarena/magarena/releases/
+- Keywords: rpg, cards
+- Code repository: https://github.com/magarena/magarena.git
+- Code language: Java, Groovy
+- Code license: GPL-3.0
+
+## Building
+