Ice Crown Nightly 2014-05-15 (known as Ice Crown E3 2014 Prototype Demo) is the Nightly Prototype for E3 2014, It was released on 2014-05-15, These Version will update to 6.3, because it's Unstable.

Officially, This will redirects Build 5037, Because There are no New Features. it will uses W3M File for Warcraft III Reign of Chaos, and can be used for Expansion Set.