USDK is a stablecoin created by the famous Chinese Okex exchange which is worth 1 USD and trades in a few places, getting more and more attention. It's an ERC20 token so build on ethereum.

There are two ways here and you can enter one or both since each needs different things to join.

Twitter Airdrop Contest

Get on this tweet and do what it says:

follow both accounts mentioned

retweet with a comment

If you win, sell on Okex or Bitfinex for ETH and buy SCR with it.