Patch 6.01 did not contain any new items!
5.5 5.45 5.41 5.4 5.35 5.31 5.3 5.25 5.21 5.2 5.18 5.11 5.1 5.05 5.01 5.0 4.58 4.56 4.55 4.5 4.45 4.4 4.35 4.31 4.3 4.25 4.2 4.15 4.11 4.1 4.01 4.0 3.5b 3.56 3.5 3.45 3.4 3.35 3.3 3.25 3.2 3.15 3.1 3.07 3.05 3.0 2.55 2.51 2.5 2.45 2.4 2.38 2.35 2.3 2.28 2.25 2.2 2.1 1.23