Wand Focus: Portable Hole (Thaumcraft 4)

The Wand Focus: Portable Hole is a wand focus added by Thaumcraft 4. When equipped to a wand, the focus will create a temporary 3x3 hole centered on the targeted block that will go 32 blocks. Some blocks cannot be passed through, such as Bedrock. Its base vis cost is 0.1 + 0.1  per cast.

Upgrades

 * Frugal: Reduces the vis cost of activating the focus's powers by 10% per rank.
 * Enlarge: Increases the length of the hole by 8 blocks per rank.
 * Extend: This upgrade increases the duration of any effects the upgrade might create.