Shikai Hyōketsu

is a technique of Tōshirō Hitsugaya's Bankai, Daiguren Hyōrinmaru, when it has reached maturity.

Description
By maturing his Bankai after its ice petals all disappear, Hitsugaya can reach a new matured state. By building up power for four seconds, Hitsugaya can freeze all matter and energy before him, regardless of what it is.