Super String is a role-playing game for mobile phones. It features 100 agents, and they come with unique skills and abilities. You have to build your team and lead the agents into the battles, and your main goal is to defeat the enemies and save humanity. It is available for free on android and IOS devices.
Yohan and Oh Sejeong are the leading characters in tier S; they are the best result-oriented characters in the game. The best characters in tier A are Ikho and Shin Heyool; they are almost as good as A tier.
Lee Baeksu and Bangia rank in the B tier, while Guardian and CRF Soldier rank in the C tier. Some characters in tier D are Reaper Seeker and Tutee Reaper; they are considered the weakest of the lot.
S Tier
| Yohan |
| Oh Sejeong |
| Seokhwan |
| Jeon Youngha |
| Kawooka |
| Ajitae |
| Red Swan |
| Hasty |
| Yak |
| Cornelia |
| Ha Siwoo |
| Kang Haneul |
| Munsu |
| An Boyoung |
| Brillheart |
| Yun Bitnara |
| Lilia |
| Won Miho |
| Veronika |
| Suho Kang |
| Kanghyeon |
A Tier
| Ikho |
| Shin Heyool |
| Leonard Shin |
| Jin Suho |
| Mamia |
| Kaira |
| Diana |
| Wonsul |
| Back Ryong |
| Kira |
| Lim Hanrim |
| Sando |
| Min Jungwoo |
| Wonhyo |
| Van |
| Jyu |
| Kang Suki |
| TaeYu |
| Cha Yerin |
| Catalina |
B Tier
| Lee Baeksu |
| Bangia |
| Jang Deokman |
| Kim Han |
| Kim Bong Chun |
| Kang Seonghyeon |
| Mago |
| Marlene |
| MyoWol |
| Miss Hwang |
| Yeongsil |
| Kwae Tacheon |
| Elimona |
| Allen Harmon |
| McMahon |
| PyeongGang |
| Mito |
| Hong Kildong |
| Kuku |
| Sung Mina |
| Yuuitae |
C Tier
| Guardian |
| CRF Soldier |
| Witch Clown |
| Mob Member |
| Don |
| Captain of CRF |
| Silver Goblin |
| Gold Goblin |
| CRF Sniper |
| CRF Grenadier |
| Suspicious Scientist |
| CRF Medic |
| CRF Bomber |
| Mad Scientist |
| Demon Clown |
| Dolseok |
| Meyer |
| Samus |
| Ponzol |
| Rotevick |
| RoyalGuard |
| Yamaha |
| Lee Hyeonseong |
| Uchida Kyouichi |
| Jenan |
| Kang Huijae |
| Sugal |
| Eddy |
| Aikawa |
| Lou |
| Cheol |
| Phoenix |
| Spelta Soldier |
| Beechler |
D Tier
| Reaper Seeker |
| Tutee Reaper |
| Phantom Knight |
| Khersa |
| Phantom Reaper |
| Yoersa |
| Slindier Scytheman |
| Slindier Spearman |
| Haunted Girl |
| Hanted Boy |
| Wraith Assassin |
| Haunted Assassin |
| Sweeper |