| Achievement | How to unlock
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| Beyond Time | Defeat Lavos after re-acquiring Crono.
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| Dino Age | Defeat Lavos after battling Magus but before battling Azala.
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| Dream's Epilogue | Defeat Lavos in the Ocean Palace, finish the Dimensional Vortices, talk to Gaspar, use the bucket Gate to Time's Eclipse, defeat Dream Devourer.
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| Good Night | Use right telepod, or use bucket at End of Time, defeat Lavos before leaving End of Time.
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| Legendary Hero | Defeat Lavos before you get the Hero Badge, but after you hear Tata is the hero.
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| Memory Lane | Defeat Lavos after Schala uses her pendant, but before Marle's pendant is powered.
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| People of the Times | Defeat Lavos after getting the Gate Key back but before repairing the Masamune.
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| Reunion | defeat Lavos after Crono's death but before re-acquiring him.
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| The Dream Project | Use right telepod, defeat Lavos at the very beginning OR defeat Lavos at the Ocean Palace.
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| The Oath | Defeat Lavos After giving the Masamune to Frog, but before facing Magus.
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| The Successor of Guardia | Use right telepod, defeat Lavos right after returning from 600AD.
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| The Unknown Past | Defeat Lavos after receiving the Hero's Medal from Tata but before the Gate Key is stolen in prehistory.
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| What the Prophet Seeks | Defeat Lavos after defeating Azala, but before going to the Ocean Palace.
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