| | Olltii | OLL' Ready | |
| | Yelloasis | Real bitxh (feat. Olltii) | |
| | JJK | Compound #6: 2VSX (feat. Reflow, 서출구 & 올티) | |
| | Kid Comet | Vr RoOm (feat. Olltii) | |
| | Olltii | Party (feat. Stella Jang, punchnello & Young B) | |
| | Olltii | Vroom (YunB Narration Version) [feat. YunB] | |
| | Olltii | 굴레 | |
| | JJK, 루고, Olltii & DJ Kendrickx | SRS 2017 | |
| | Olltii | One Punch Man | |
| | Olltii & LONE | Serena | |
| | Biya | Tokyo (feat. Olltii) [Instrumental] | |
| | Olltii | ROC Drill | |
| | JJK | Give & Take (feat. Olltii) | |
| | Dongbaksa | Low Man (feat. Olltii, Q the trumpet & DOHANSE) | |
| | 8Dro | Routine Works (feat. Olltii) | |
| | 마블제이 | Really (feat. New Champ & Olltii) | |
| | Olltii | Fallin' (feat. Crucial Star) | |
| | 달재 | Sway (feat. Olltii) | |
| | Olltii & LONE | Island(Jeju) (Feat. Q the trumpet) | |
| | 박주형 | Skip (feat. Olltii) | |
| | RELOAD | Shoong (feat. Bando Kid, OLLTII & TAKUWA) | |
| | Olltii | LTNS | |
| | Kim Yuna | Lucid Dream (feat. Olltii) | |
| | Olltii, SLEEPY, Hash Swan, BLACK NINE, punchnello, PENOMECO, Ignito & Dok2 | S.M.T.M (Show Me the Money) | |
| | Olltii | THE END (feat. 양선) | |
| | Olltii | Coin Rush (feat. Hash Swan) | |
| | Olltii | PRESS START (feat. Kim Sohye) | |
| | Olltii & LONE | 2D Friend | |
| | SLEEPY, Hash Swan, Olltii, BLACK NINE, punchnello, PENOMECO, Ignito & Dok2 | S.M.T.M (Show Me the Money) | |
| | C JAMM | Young & Hottest (Feat. Olltii, Jay Moon) | |
| | Q the trumpet | Complicated (feat. Kim Mi Jeong, Olltii) | |
| | Stella Jang | Cheerleader (feat. Olltii) | |
| | BeFamous | She's M.I.A (feat. Olltii) | |
| | Olltii | 졸업 (이젠 안녕) | |
| | Olltii | Cigarette (feat. CAR, THE GARDEN) | |
| | Olltii | Piggy-bank | |
| | JENYER | Magnet (feat. 올티) | |
| | 박주형 | Refresh (feat. WUTAN, Don Mills & Olltii) | |
| | Olltii | New Kicks | |
| | Olltii | Vroom (Instrumental) | |
| | Zion.T & Xit Suh | Drummer (feat. Olltii) | |
| | Zesty | 비상등 (feat. Qwala, Olltii & 디제이 티즈) | |
| | Q the trumpet | Complicated (Feat. Kim Mi Jeong, Olltii) | |
| | Olltii & LONE | Coffee Time | |
| | Olltii | Skit: D-100 | |
| | Olltii | be a king | |
| | Olltii | Lessons In Love (feat. Rico) | |
| | Olltii | 96 Problems (feat. 차메인, Don Malik & DJ KENDRICKX) | |
| | Kid Comet | Vr RoOm (feat. Olltii) | |
| | Mac Curly & NEKOBLUE | NO EXIT (feat. Khundi Panda, EL RUNE & Olltii) | |
