Here is the full list of all 16 Clash achievements worth 1,000 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
You've won 50 matches!
You have ascended to almost godlike powers
Let it rain!
Party like it's the 2000's!
Golden fish' can bounce
You've won 10 matches!
You are swimming in crystals
You've proven your worth. You are a true hero
There just can't be enough crystals.
You're a really good jumper!
The hunger is setting in...
You are a true crystal hunter
You're getting better
You've won 3 matches!
You have good friends
Welcome to the jungle