Spelunky Classic - About the MossRanking Achievements
We have 4 types of achievements, based on how they are measured:
| By Performance | You must meet specific minimum times/scores for all categories that are part of the achievement. Each tier has more difficult requirements. | |
 Speedrunner Unbreakable Ghost Dodger Gold Allergy Real-Time Attack! |
 Hyperspeeder Minimalist Peacekeeper Speed-Scorer |
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| By Completion | You must complete specific categories. For each completed category that is part of the achievement, you gain a tier. | |
 Challenger - Spelunky Guy |
 Challenger - Tunnel Man |
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| By Rating | You must meet specific minimum ratings (your times/scores vs the world record) for all categories that are part of the achievement. The minimum rating required increases with each tier. | |
 Moss Tier |
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| By Family | You must meet specific minimum criteria for all categories that are part of the achievement. Each achievement will consist of one or more category families. The requirements increase with each tier. | |