The Ice Cavern is very long, but not really large in size or in treasure. In the North Region head south toward the zone at at the T section head west to a dead end for a chest with Pure White Puffball x2 before you exit to the south.

Grab the cat Emil who is staring at the pretty ice flowers and then exit west to the Central Region.

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At the first T section head north to a dead end with 5300 Gald and then head south ato an open area. Continue by heading west and climbing the vines up and then head south as you hug the west wall to crawl through a hole to find an Aqua Cape . There isn’t any other treasures in this region, so head south and climb the ledge to continue to the South Region.

Head south to the dead end for some Hazardous Liquid x2 and then climb the vines up and hop off the other side. Head east as you hug the north wall for a hole with the Waterfall extractor inside and you can then exit to the south to reach Tulea Tundra.