Garou's new form called Cosmic Fear Mode in the latest chapter

One-Punch Man Chapter 157 - One Punch Man Manga Online

Garou awakens to “Cosmic Fear” mode, using God's power to stamp out Saitama

Garou awakens to “Cosmic Fear” mode, using God's power to stamp out Saitama

One-Punch Man Chapter 157 - One Punch Man Manga Online

Cosmic fear mode garou by me : r/OnePunchMan

Cosmic Fear Mode Garou - One Punch Man Minecraft Skin

Yusuke Murata - News - IMDb

Monster Garou (Garou) - Superhero Database

My reason why I think Awakened Garou Cosmic Fear mode is Stronger than Blast.