You need to beat the Pokemon league. Prephare to face the leagendary Pokemon mewtwo in that cave. I recommend ultra balls.
in firered and leafgreen, after u beat the elite four, go to cerulean cave. mewtwo is inside.
There is no awakening cave.
Go through the cave.
To unlock Challenge mode, you need to collect The Key from the final floor of the Citadel of Spiders, a cave in the Perplexing Pool.
You can find the Cerulean Cave in the northwest corner of Cerulean City in Kanto in Pokemon LeafGreen. The cave contains the Pokemon Mewtwo.
"In leaf green what island has the ice cave?"In leafgreen, the ice cave is on Seafoam Islands.There is also an ice cave on four island.It's on four island
That item doesn't exist in leafgreen their is a sea incense and lax incense in the cave.
How to get to lost cave in leaf green??
that would depend on which cave, for there are many caves in leafgreen.
Altering cave is on 5 or 6 island.
There not in cerulean cave.
in cerulean cave