AU Character Tier List — August 2026

Undertale Multiverse Simulator 1.5 Character Tier List

Comprehensive rankings of all Alternate Universe (AU) Sans and Chara fighters evaluated by combo potential, unblockable crowd control, and Karma DPS scaling.

S Tier (Gods of the Multiverse)

Unstoppable high-tier AU characters with unblockable CC, screen-clearing AoE, and hyper-damaging Karma multipliers.

Error Sans (The Destroyer)

50,000 Souls

Combat Stats: 450 Dmg / 3.5x Karma

PVP Analysis: Blue Puppet Strings grant guaranteed 3.5s soul stuns that bypass dodge frames, leading into instant kill combos.

Ink Sans (The Protector)

45,000 Souls

Combat Stats: 380 Dmg / Invincible Portals

PVP Analysis: Highest mobility and defensive versatility with instant portal teleports and self-healing Rainbow Vials.

Reaper Sans (God of Death)

40,000 Souls

Combat Stats: 420 Dmg / 4.0x Karma

PVP Analysis: Highest continuous Karma decay in the game plus an execute ultimate for any target below 20% health.

A Tier (High Damage & Brawlers)

Powerful mid-to-high tier fighters with strong hyper-armor, silence mechanics, and lethal close-range burst.

Dust Sans (Murder Sans)

22,000 Souls

Combat Stats: 310 Dmg / LV Rage Buff

PVP Analysis: LV Surge doubles attack power at low HP, making him extremely deadly during clutch endgame brawls.

Cross Sans (X-Event)

25,000 Souls

Combat Stats: 340 Dmg / Code Overwrite

PVP Analysis: Code Overwrite temporarily silences enemy skill cooldowns, shutting down combo-heavy opponents.

B Tier (Starter & Balanced Fighters)

Standard classic fighters with balanced kits, great for learning dodge timings and energy management.

Classic Sans (Judgement)

Free Starter

Combat Stats: 180 Dmg / 2.0x Karma

PVP Analysis: Balanced starter character with reliable telekinesis gravity slams and ranged Gaster Blaster poke.