Trying to bring forth Sanctum 3?

Sacrifice the 3 Sanctum items.

Trying to bring forth Sanctum 3? is a Steam achievement.

You must lick three items and sacrifice them at the forest Pentegram

The three items can be found in the following locations:
 * Walker statue 1: Located on the second floor of the tan house near where you first spawn.

Warning: G-2 may glitch through the ground if does then go to options and press reset
 * Walker statue 2: In the Treehouse.
 * G-2 robot: Found in the blue container held by the Crane. As soon as you enter the container, headbutt the robot to prevent it from fighting back.

You will need to return to your menu to select the Robot Goat

Reward: Robot Goat