Ancient Heroes Ultra Souls (超古代勇者ウルトラソウルズ chō kodai yūsha urutora souruzu, Lit. Super Ancient Heroes Ultra Souls) is one of the Rare Cat Capsule events in Battle Cats, characters based on Japanese myths. This event was added since February 28th, 2015 in The Battle Cats. These cats are all anti-Angels and are cheap and spammable in first form and act like an usual uber in Evolved and True Forms.
By playing the Rare Cat Capsule/Gacha during this special event, players have a chance to acquire the following Uber Rare cats:
- The Death Moon (Princess Kaguya) - Blows attacks with a chance to slow down Metal and Angel Enemies!
- Fire Squad Kachiyama (Kachi-Kachi) - Attacks with mighty burning fire that weakens all Alien and Angel Enemies!
- Rock Revengers (Sarukani) - Strong against Zombie and Angel Enemies! Also prevents Zombies from reviving!
- Kinrangers RoboForce (Kintaro) - Chance to slow Angels from long distance with beams of justice with a chance of savage blow!
- The cats in this series combined folk (for initial form) and modern (evolved/true form) reference for each character
- Guardian Gamereon are based on Urashima Tarou and Gamera.
- Super Galaxy Cosmo are based on Tsuru no Ongaeshi and Saint Seiya.
- The Peach Angels are based on Momotarou, the evolved form change their transport modes from boat in folklore to war buggy instead of refering to modern story.
- Jizo's Moving Castle are based on Kasa Jizou and Howl's Moving Castle.
- The Death Moon are based on Taketori Monogatari and Star Wars (Death Star).
- Rock Revengers are based on Saru-kani and the rock band Kiss.
- Fire Squad Kachiyama are based on Kachi-Kachi Yama and Firefighters.
- Kinrangers RoboForce are based on the myth of Kintaro and the Super Sentai Series.
- The first ever Uber Rare Set to introduce the 7th unit.