gladiacoin.com and empowercoin.com collapsed ! Identify bit coin scams !

gladiacoin.com , the one which promises to double your bitcoins in a period of 90 days had bitten the dust. But the site is still running!

On the other hand ,empowercoin.com , site stopped working , they absconded with many peoples investment.

Don't ever believe in these type of schemes who says to double or triple bitcoins in certain period of time