[12ζμ 무λ] π곡μ°λͺ¨μ μμλ§ μμ΄μ μμ¬μ°μ ¨λ€λ©΄ ν΄λ¦!π "ν ν κ° κ³΅μ°λΉμΌ" infinite challengeμ¬λ (All of MBClassic)