Yarn Golem

Melee Attack Roll: +5, reach 5 ft. Hit: 8 (2d4 + 3) Piercing damage.

Dexterity Saving Throw: DC 12, one creature that the golem can see within 5 feet. Failure: If the target is Medium or smaller, it has the Grappled condition (escape DC 12). While Grappled, the target has the Restrained condition.