Where can I find the TM for giga drain in BW2?

Question

I would like this TM to teach to my butterfree but I just cant find it

Answer 1

There's no TM for it! Go to Humilau, then go to an old man in a house, make sure you have 10 Yellow Shards and exchange them to teach your Pokemon Giga Drain.

Comments

Oh yeah... i forgot about that dude...
Warning... dummy over here XD
Thanks

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trololololololololololololol

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:3....