No, there is no requirement to use a Thunderstone in Pokémon Mystery Dungeon Explorers of Darkness. It is an optional item that can be used to evolve certain Electric-type Pokémon.
Crystal Cave has 12 floors in Pokemon Mystery Dungeon: Explorers of Darkness.
In Pokemon Mystery Dungeon: Explorers of Darkness, you can find a Thunderstone by exploring floors in dungeons, purchasing it from Kecleon Shops, or as a reward after completing certain missions. It can also be obtained as a reward from Pelipper Post Office missions.
if you mean on the dungeons list AEGIS CAVE is after miracle sea..veronica
There are 30 floors including the boss floor at the end that holds Giratina.
To unlock Dark Crater in Pokemon Mystery Dungeon Explorers of Darkness, you need to complete the main storyline of the game. Once you have finished the main story, you will receive a special mission to explore Dark Crater and take on its challenging dungeon.
receive a thunderstone and when it asks if you want to use anitem say "yes" and then choose thunderstone
kecleon shop
wonder mail
They don't have it in Explorers of Darkness, only in Explorers of Sky
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You Can't
its marine resort
yes it is
Pokémon Mystery Dungeon: Explorers of Time and Explorers of Darkness will be released in Europe on the 4th of July, 2008.
you need a thunderstone which you can buy from kecleon market in a dungeon or in town. if its your starter, you need to finish the game (defeat darkrai) and recruit palkia. then go to luminous spring and evolve.
Have you fainted in a dungeon yet?
The Temporal Tower has 23 floors in "Pokémon Mystery Dungeon Explorers of Darkness."