Episode 13, One-Punch Man Wiki

quot;Return of the Hero" is the thirteenth episode of the One-Punch Man anime series and the first episode of its second season. Saitama and Genos are returning from the grocery store when they spot King, S Class Hero Rank 7. Tongue Stretcher terrorizes the populace but immediately surrenders when confronting King due to hearing King's Engine. A robot named G4 soon challenges King to a fight, but lets King leave with his excuse of going to the bathroom so they can fight at "full power". However, G4

Chapter 43, One-Punch Man Wiki

Super Fight Arc, One-Punch Man Wiki

Flashy Flash, One-Punch Man Wiki

One-Punch Man: One-Punch Man, Vol. 13 (Series #13) (Paperback)

One-Punch Man: 15 most powerful villains

Chapter 35, One-Punch Man Wiki

Exma, One-Punch Man Wiki

Golden Sperm, One-Punch Man Wiki

Plastic Man - Wikipedia

Chapter 166 (Online), One-Punch Man Wiki

Monster matchup round 2! Deep Sea King vs Melzargard : r/OnePunchMan

One-Punch Man (season 2) - Wikipedia

Sweet Mask, One-Punch Man Wiki

Sneck, One-Punch Man Wiki