r2 vs r3
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66== Outline ==
77This set contains the official levels 1-6 of [[A Dance of Fire and Ice]] and the hidden world B, which has existed since the game's official release. Clearing the worlds in Set 1 unlocks the other official levels, making them mandatory to complete before playing any other worlds.
88== List ==
9=== [[World 1|World 1: A world that moves with one button]] ===
9=== [[World 1|World 1: Intro to One-Button Movement]] ===
1010[include(틀:자세한 내용,문서=1번째 세계)]
1111=== [[2번째 세계|2번째 세계: 위쪽과 아래쪽은 항상 엇박]] ===
1212[include(틀:자세한 내용,문서=2번째 세계)]
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