Souterrain Giant's Strong Arm

Painting Magic: Souterrain Giant's Strong Arm (絵画魔法『スー・テランの巨人の剛腕』) is a Painting Magic spell.

Description
With an open grimoire, the user manifests a paint brush and a palette and, with a swipe of the brush, creates a giant humanoid that is partially risen from the ground. The giant then throws a punch at the target.

The fist is incredibly dense, able to withstand multiple strong attacks without breaking.

Trivia

 * Souterrain is French for "underground".