Slime ISEKAI Memories has captured the interest of many players, being a beloved Gacha RPG derived from the acclaimed anime and manga series, That Time I Got Reincarnated as a Slime. However, with a diverse roster of over 70 units, selecting the most effective companions can be daunting. To facilitate your choices, we have created an extensive tier list for Slime ISEKAI Memories, showcasing all the meta companions.
Slime: ISEKAI Memories Tier List – Comprehensive Companion Rankings

| Tier | Characters |
|---|---|
| S+ (Meta) | [Sinister Night] Violet, [Blessing of Desire] Maribel Rozzo, [Alluring Love] Albis, [Graceful Love] Momiji, [Avatar of Allure] Blanc, [Avatar of Moonlight] Masked Hero, [Avatar of Seas] Elmesia El Ru Thalion , [Avatar of Omnipotence] Rimuru Tempest, [Avatar of the Underworld] Diablo, [Dark Chaos Oni] Kokuyo, [Mirror Dragon King] Izis, [Blazing Red Octagram] Crimson Guy, [Armored Dragonoid] Milim Nava, [Mad City Lord] Emils, [Serpent Zinnia Slime] Shinsha, [Tengu Elder’s Proxy] Momiji, [High Elf Emperor] Elmesia The Father Thalion, [Spy General] Benimaru |
| S | [The Bloody Valkyrie] Shalltear Bloodfallen, [Will to Protect] Shizue Izawa, [Evolving Bonds] Shinsha, [Purple Ogre Fox Spirit] Shion, [Chancellor Idol] Rimuru Tempest, [Primordial White] Blanc, [Purple Demon Zenith] Violet, [Sandstorm Thief] Rimuru Tempest, [Steelhearted Swordwielder] Hinata Sakaguchi, [Trickster Ice Dragon] Velzard, [Summer Lotus Bliss] Treyni |
| A | [Flaming Armament] Shizue Izawa, [Controlling Purple Demon] Violet, [Priestess Idol] Shuna, [Talisman Spiritstealer] Milim Nava, [Thunderous Storm Dragon] Veldora Tempest, [Crimson Demon Chancellor] Rimuru Tempest, [My Name Is] Megumin, [Summer High] Milim Nava, [Fanatical Student] Diablo, [True Emotion] Shinsha, [Shockingly Sweet] Shion |
| B | [Holy Adoration] Rites, [Shrouded Green Demon] Misery, [Hobgoblin Instructor] Gobta, [Third Pleiades Sister] Narberal Gamma, [Mountain Oni] Benimaru, [Dark Onmyoji] Diablo, [Alluring Dark Elf] Cliche, [Shadowbound Wolf] Range, [Crusader] Darkness, [Virtuous Bride] Trya, [Fallen One] Dean |
| C | [Festive Memories] Alice Rondo, [Yomigaeri Leader] Shion, [Blue Gale] Souei, [Purple Smash] Shion, [The Heroic Conductor] Light Spirit, [The Seeker] Vesta, [The Guildmaster] Fuze, [Soaring Dragon Calamity] Sky Dragon, [The Flame Master] Salamander, [The Competent Merchant] Gard Mjolmire, [The Forge Artisan] Kaijin |
| D | [The Construction Artisan] Myrd, [Bewitching Shopkeeper] Butterflies of the Night Owner, [The Affectionate Hobgoblin] Haruna, [The Skilled Artisan] Dord, [The Hobgoblin Chef] Gobuichi, [The Armor Artisan] Garm, [Fortuneteller] Psychic Elf, [Harmonizer of Insanity and Calm] Ryota Sekiguchi, [Hobgoblin Monarch] Rigurd, [Heroic Vessel] Kenya Misaki |
This tier list provides a clear and comprehensive overview of every character currently available in Slime ISEKAI Memories. The S+ tier highlights the premier meta units that are essential for your team composition. Conversely, characters in the D-tier represent the less favorable options, often consisting of lower-tier five-star characters, suggesting they might not be the best investment.
If you find yourself lacking the top S+ or similar characters, consider focusing on upgrading your S-tier or A-tier companions to boost their potential. Investing resources into lower-tier B or C companions is generally not advisable, as their utility diminishes in higher levels of gameplay.
S+ Tier – Top Meta Characters in Slime ISEKAI Memories

| Character | Rarity | Reason |
|---|---|---|
| [Sinister Night] Violet | 5 Str EX | + One of the top Physical DPS characters. + Impressive AoE capabilities with significant burst damage. + Able to inflict Seal debuff on enemies. |
| [Spy General] Benimaru | 5 Str EX | + Robust Dark Attribute Physical DPS. + Excels at dealing high single-target damage. + Provides valuable support through ally buffs. |
| [High Elf Emperor] Elmesia El Ru Thalion | 5 Str EX | + Powerful Magic-type damage dealer. + Outstanding AoE potential across all skills. + Can continuously debuff the enemy’s magic resistance. |
| [Tengu Elder’s Proxy] Momiji | 5 Str EX | + Effective Magic-type DPS Support character. + Can inflict AoE damage using both Secret and EX skills. + Boosts ally Synergy and Pierce Rate. |
| [Snake Zinnia Slime] Shinsha | 5 Str EX | + Effective Light Attribute Magic-type Battle character. + Excels in AoE damage output. + Can debuff enemies, similar to Elmesia El Ru Thalion. |
| [Mad City Lord] Emils | 5 Str EX | + Top-tier Protection character. + Exceptional at defense and support roles. + Significantly boosts allies’ Magic ATK. |
| [Armored Dragonoid] Milim Nava | 5 Str EX | + Powerful Magic-type damage dealer with Dark attributes. + Excels at single-target burst damage. + Synergizes well with other S+ companions. |
| [Blazing Red Octagram] Guy Crimson | 5 Str EX | + Unique Protection character with Light attributes. + Provides substantial buffs to Light-type teammates. + Can inflict severe debuffs on enemies. |
| [Mirror Dragon King] Izis | 5 Str EX | + Magic-type Battle character with Space attributes. + Specializes in single-target burst damage. + Targets enemy’s backline, effectively diminishing DPS threats. |
| [Dark Chaos Oni] Kokuyo | 5 Str EX | + One of the top Magic-type characters with Dark attributes. + Possesses great AoE and Skill range along with support abilities. + Can enhance allies’ M.ATK significantly. |
| [Avatar of the Underworld] Diablo | 5 Str EX | + Exceptional Synergy character in Slime ISEKAI. + Good AoE range and overall damage output. + Continuously enhances ally Synergy and Soul Gauge. |
| [Avatar of Omnipotence] Rimuru Tempest | 5 Str EX | + One of the few Space-type Magic Battle characters. + Although lacking AoE, has extremely high single-target DPS. + Doubles DPS for light and space-type allies. |
| [Avatar of Seas] Elmesia El Ru Thalion | 5 Str EX | + Excellent Wind-type Protection character. + Substantial buffs to Wind and Divine General-type companions. + Reduces CD and Skill Cost for Allies. |
| [Avatar of Moonlight] Masked Hero | 5 Str EX | + Robust Light-type DPS character with various synergies. + Excels at dealing AoE Light damage. + Significantly increases allies’ Skill gauge and Piece rate. |
| [Avatar of Allure] Blanc | 5 Str EX | + Offers substantial synergies and attributes similar to Avatar of Omnipotence. + Outstanding single-target DPS capabilities. + Strong buffs directed towards allies, particularly for similar attribute characters. |
| [Graceful Love] Momiji | 5 Str EX | + Outstanding Earth-type Physical damage dealer. + Provides decent single-target DPS while offering strong support buffs. + Effective within Festive-character teams. |
| [Alluring Love] Albis | 5 Str EX | + Similar capabilities to Momiji, focusing on earth attributes and physical role. + Ranked highly as a Protection character for Festive-type units. + Possesses strong defensive mechanisms through barrier stacks. |
| [Blessing of Desire] Maribel Rozzo | 5 Str EX | + One of the premier Water-type Festive companions. + Demonstrates solid AoE potential along with decent DPS. + Offers formidable buffs, especially for teams focused on Festive Memories. |
S Tier
| Character | Rarity | Reason |
|---|---|---|
| [The Bloody Valkyrie] Shalltear Bloodfallen | 5 Str EX | + Features a robust Dark-Attribute Magic-type build. + Offers exceptional AoE DPS while inflicting debuffs on enemies. |
| [Will to Protect] Shizue Izawa | 5 Str EX | + One of the premium Wind-type DPS heroes. + Provides devastating single-target elemental burst damage. |
| [Evolving Bonds] Shinsha | 5 Str EX | + Strong Water-type physical damage outlet. + Good single-target DPS complemented by solid support buffs. |
| [Purple Ogre Fox Spirit] Shion | 5 Str EX | + Functioning as a strong dark-type Protection ally. + Provides significant buffs, particularly to New Year’s Blessing teammates. |
| [Chancellor Idol] Rimuru Tempest | 5 Str EX | + Excellent Space-type Protection companion. + Offers strong buffering and defensive capabilities limited to Pretty Sparkle units. |
| [Primordial White] Blanc | 5 Str EX | + Renowned for its high single-target burst damage as one of the leading Light-type DPS characters. + Features significant support capabilities. |
| [Purple Demon Zenith] Violet | 5 Str EX | + Solid Space-type support alongside great damage yield. + Excellent single-target damage with a notable boost to magic allies’ DPS. |
| [Sandstorm Thief] Rimuru Tempest | 5 Str EX | + Recognized as a leading Dark-type AoE damage dealer. + Provides a strong cooldown-reduction buff to all allies alongside decent DPS. |
| [Steelhearted Swordwielder] Hinata Sakaguchi | 5 Str EX | + Exceptional Water-type Battle character with lots of Synergy. + Good elemental AoE damage while also boosting ally DPS by a significant margin (50%). |
| [Trickster Ice Dragon] Velzard | 5 Str EX | + Capable Water-type Protection character. + Offers powerful buffs restricted to Dragon Haki and Otherworld units. |
| [Summer Lotus Bliss] Treyni | 5 Str | + Strong as a Light-type Protection character. + Provides decent attack buffs specifically for light-type characters. |
A Tier
| Character | Rarity | Reason |
|---|---|---|
| [Flaming Armament] Shizue Izawa | 5 Str EX | + Reliable Fire-type AoE Battle character. + Respectable DPS while providing standard support buffs. |
| [Controlling Purple Demon] Violet | 5 Str EX | + A solid Wind-type Protection character. + Comes with robust buffs, limited to Primal Demon units. |
| [Priestess Idol] Shuna | 5 Str | + Good single-target DPS focusing on Fire-type damage. + Deals magic damage along with buffs for allied magic types. |
| [Talisman Spiritstealer] Milim Nava | 5 Str | + Decent Fire-type Protection character. + Average strength buffs confined to her specific Force type. |
| [Thunderous Storm Dragon] Veldora Tempest | 5 Str | + Talented Light-type Battle character. + Offers decently high single-target DPS along with debuff potential. |
| [Crimson Demon Chancellor] Rimuru Tempest | 5 Str | + Unique Earth-type Protection unit. + Provides average attack buffs, limited to a specific Force type. |
| [My Name Is] Megumin | 5 Str | + Decent melee Fire-type character without AoE abilities. + Focuses on strong single-target damage, but comes with a high cooldown. |
| [Summer High] Milim Nava | 5 Str | + Capable Water-type Protection character, delivering excellent buffs. + Lacks EX trait, resulting in limited growth potential. |
| [Fanatical Student] Diablo | 5 Str | + Decent Water-type Protection character. + Provides solid buffs constrained to Force type units. |
| [True Emotion] Shinsha | 5 Str | + Effective Space-type DPS character with strong single-target bursts. – Lacks EX or Force-type attributes, limiting growth. |
| [Shockingly Sweet] Shion | 5 Str | + Decent character with Space-attribute magic skills capable of AoE damage. – Limited growth potential due to lack of EX or Force-type. |
B Tier
| Character | Rarity | Reason |
|---|---|---|
| [Holy Adoration] Ritus | 5 Str | + Decent Water-attribute physical character with good AoE capability. – Lacking EX or Force-type, only available during events. |
| [Shrouded Green Demon] Misery | 5 Str | + Water/physical type with a decent AoE damage potential. – Not available outside event conditions, lacking memorable attributes. |
| [Hobgoblin Instructor] Gobta | 5 Str | + Wind-attribute physical character with single-target burst potential. – Can’t be obtained outside marked events, lacks lasting impact. |
| [Third Pleiades Sister] Narberal Gamma | 5 Str | + Light-attribute magic user with impactful AoE damage. – Acquisition limited to events, lacks supportive capabilities. |
| [Mountain Oni] Benimaru | 5 Str | + Underwhelming dark-attribute protection character. – Meager buffs, overshadowed by newer characters. |
| [Dark Onmyoji] Diablo | 5 Str | + Capable Dark-attribute physical character with decent AoE potential. – Confined to event-related availability, and lacks efficient growth opportunities. |
| [Alluring Dark Elf] Cliche | 5 Str | + A character marred by weak attributes and performance. – Only availalable during specific events, hindering utility. |
| [Shadowbound Wolf] Ranga | 5 Str | + A character with high synergy potential, albeit low DPS. – Dependent on befriended allies for performance boosts. |
| [Crusader] Darkness | 5 Str | + Reasonable light-type and physical character. – While it can taunt enemies, it’s not built to withstand much damage. |
| [Virtuous Bride] Trya | 5 Str | + Fire and Magic Type Battle character with adequate AoE options. – Offers lackluster DPS and ineffective debuffs. |
| [Fallen One] Deeno | 5 Str | + Subpar Water-type character, lacking any significant potential. – Minimal growth opportunities, ineffective debuffs. |
C Tier
| Character | Rarity | Reason |
|---|---|---|
| [Festive Memories] Alice Rondo | 4 Str | + Earth-type Protection character with no growth potential. – Limited to Festive characters only, with below-average buffs. |
| [Yomigaeri Leader] Shion | 4 Str | + Light-type Protection character with no growth. – Buffs are limited to Commander Force characters. |
| [Blue Gale] Souei | 4 Str | + Moderately decent Wind-type Battle character. – Single-target damage is lackluster, without potential for growth. |
| [Purple Smash] Shion | 4 Str | + Underwhelming Space-type Battle character. – Though it features AoE attacks, it lacks a meaningful damage output. |
| [The Heroic Conductor] Light Spirit | 4 Str | + Double attribute Protection character. – Weak stat bonuses and growth, easily outclassed. |
| [The Seeker] Vesta | 4 Str | + Double attribute Protection character. – Weak stat bonuses, significantly outclassed by better options. |
| [The Guildmaster] Fuze | 4 Str | + Double attribute Protection character. – Low stat bonuses, severely outclassed in capabilities. |
| [Soaring Dragon Calamity] Sky Dragon | 4 Str | + Double attribute Protection character. – Weak bonuses lead to it being easily bested by alternatives. |
| [The Flame Master] Salamander | 4 Str | + Serves as a double attribute Protection character. – Weaker bonuses trail behind superior characters. |
| [The Competent Merchant] Gard Mjolmire | 4 Str | + Serves as a double attribute Protection character. – Makes for weak stat bonuses, outclassed significantly. |
| [The Forge Artisan] Kaijin | 4 Str | + Acts as a double attribute Protection character but with no efficacy. – Highly underwhelming, limited utility in high-level play. |
D Tier
The D-tier zone encompasses all 3-star companions within Slime ISEKAI Memories. While they may serve a purpose in the early stages of the game, they lack viability as the game progresses, especially in PvE or PvP scenarios. Even when evolved to five stars, any investment in these characters is unlikely to yield significant benefits.
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