When bonded with a character, it will automatically avoid all enemy attacks except if the enemy is the last surviving target. Additionally, the bonded character damage stat is increased by two. Stugs is a ninja-like Chao with a white eye mask.
- Stugs is notiable for being the only Viral Chao to ever be released to the public. However, its distribution event had poor attendance scores, leading to the cancellation of the other four Viral Chao events.