I like it a lot! It's tough now without leaders allowed in elo to help out when you have less and less pillz
Unfortunately, most high streak survivor decks are vulnerable to mono gheist or roots. Those clans in survivor are streak stoppers, they won't get huge wins in a row but they prey on decks that are on long streaks.
Almost all my survivor attempts are ended by SOA clans, it's a risk you have to take. Excellent deck