That Time I Got Reincarnated as a Slime character rankings based on peak canonical power.

That Time I Got Reincarnated as a Slime Power Tier List

  1. 1

    Rimuru (Demon Lord)

    After awakening as a True Demon Lord, Rimuru's power becomes effectively limitless. Predator evolves to Gluttony — capable of consuming concepts.

    True Demon Lord / Gluttony
  2. 2

    Veldora Tempest

    Storm Dragon. One of four True Dragons — the most powerful natural beings in the world. Rimuru's best friend.

    True Dragon / Storm
  3. 3

    Guy Crimson

    The oldest and most powerful Demon Lord. Crimson-ranked — has never been definitively defeated.

    Demon Lord / Primordial Red
  4. 4

    Milim Nava

    Dragonoid Demon Lord and daughter of a True Dragon. Destruction on a continental scale. Friendly with Rimuru.

    Dragonoid / Cataclysm
  5. 5

    Diablo

    Primordial demon who serves Rimuru. One of the original seven primordials. Manipulation and contract magic.

    Primordial Black
  6. 6

    Benimaru

    Rimuru's general. Oni who awakened as a Flame Giant. Strongest fighter in Tempest's military.

    Flame Giant
  7. 7

    Shion

    Rimuru's secretary. Oni who evolved into a Saint. Carries a sword that changes probability to guarantee her hits.

    Probability Alteration
  8. 8

    Souei

    Shadow Rimuru. Controls a global spy network and deploys from shadows.

    Shadow Manipulation
  9. 9

    Shuna

    Holy magic specialization. Rimuru's adopted sister figure.

    Holy Magic
  10. 10

    Gobta

    Somehow consistently survives through luck and Rimuru's instruction.

    Riding / Hobgoblin

Power System Summary

All rankings are based on the Unique Skill: Predator / Great Sage system.