Exorcist in Island is an RPG-style game that takes place on a small island. The players will need to explore the land and solve different puzzles. You can also collect different materials to craft useful items. Defeat the bosses in the dungeons and earn rewards. The players can also make potions and protective gears for themselves.
In the following list, the characters of Exorcist on Island are categorized into different tiers. The most prominent characters in tier SS are Lero the Inquisitor and Puppeteer Seraph while Johan the Holiest and Defender Haena are the best ones in tier S. Immortal Suki and Zenan the Dark rank in A tier.
SS Tier
| Characters | Tier |
| Lero the Inquisitor | SS |
| Puppeteer Seraph | SS |
| Aikawa the Taoist | SS |
| Winter Storm Yujin | SS |
| Summoner Kyoichi | SS |
| Devil Eater Boris | SS |
| Shaman Harang | SS |
| Zenan the Dark | SS |
S Tier
| Characters | Tier |
| Johan the Holiest | S |
| Defender Haena | S |
| Oxana the Ruler | S |
| Red Blade Mochi | S |
A Tier
| Characters | Tier |
| Immortal Suki | A |
| Zenan the Dark | A |
| Ghost Sword Juho | A |