Holy Turtle Shells What's that I see heading our way, smashing cars and wreaking havoc. A giant man-baby pinhead robot with metallic lederhosen. He is built a menacing robot to wreak havoc on us all. Our Turtle heroes and you are all that stand in his way. Tmnt Bst Axn collection Krang is 8"" tall and is packed with features, the first in the Bst Axn Xl assortment, 8"" Tmnt action figures, here we come.