The Rune of Algiz is an accessory that when equipped, adds +5 Defense and negates knockback. If the player is below 50% health, they will obtain the "Ice Barrier" buff, which reduces damage by 25%.
"You feel you are protected"
The Rune of Algiz can be crafted at the Ancient Manipulator.
Frozen Turtle Shell
5x Turtle Shell
It is also a material in Final