Complete Guide to Building Mesmer Jr. in Reverse: 1999

Complete Guide to Building Mesmer Jr. in Reverse: 1999

Mesmer Jr. is a 4-star DEF/Support character with Intellect Afflatus and Mental Damage Type, excelling as a sustain support in Mental-heavy content through enemy buff dispels, team Mental DEF buffs, and Stabilize stacks that reduce Mental DMG taken.

This guide covers her full kit analysis, optimal Psychubes, inheritance, team comps, and farming tips for mid-to-endgame viability.

Character Profile and Role

Complete Guide to Building Mesmer Jr. in Reverse: 1999

Mesmer Jr. draws from a modern-era eccentric hypnotist backstory, specializing in crowd control via debuffs like Daze, Paralyze, and reliable dispels. Her core strength lies in team sustain: mass +20% Mental DEF buffs, up to 3 stacks of Stabilize (10% Mental DMG reduction per stack, max 30%), and single-target cleanse on key skills.

Weaknesses include low base damage without heavy investment and vulnerability to Reality DMG, requiring protective teams. Overall rating: S-tier Mental support in the current 2025 meta.

Deploy her in Arithmetic Cinema, Limbo, or PvP to counter Mental DPS foes effectively.

Full Skill Breakdown

Complete Guide to Building Mesmer Jr. in Reverse: 1999

Mesmer Jr.'s skills scale with levels and stars; prioritize upgrades as Ultimate > Skill 1 > Skill 2 for maximum utility.

Magnetic Current (Skill 1, Lv. 1-3): Deals 200-500% Mental DMG to a single enemy; from Lv. 2, dispels all Stats Up (ATK UP, DEF UP) and Positive Status (Shields, etc.) on the target—essential for boss buff stripping.

Inhibition Ring (Skill 2, Lv. 1-3): Grants +10-20% Mental DEF to all allies for 2 rounds, plus 1 Stabilize stack on caster (builds tankiness over time). This is her sustain cornerstone.

Artificial Somnambulism Therapy (Ultimate, Lv. 1-3): AoE 200-325% Mental DMG to all enemies, applies 1 Paralyze stack (skips enemy turns for 1 round) to all, +2 extra on primary target. Portray upgrades boost multipliers and crit.

Ideal rotation: Inhibition Ring > Magnetic Current > Ultimate to maintain stacks and debuffs seamlessly.

Optimal Inheritance and Portray

Complete Guide to Building Mesmer Jr. in Reverse: 1999

Top Inheritance: Blocking Agent (Free 6-star Psychube from events)

Insight I: Every 2 rounds, grants 1 Stabilize stack to the lowest-HP ally (pairs perfectly with healers).

Insight II: +10% Reality DEF and Mental DEF on battle entry—mandatory for early survivability.

Alternative: Semantrope for ATK hybrid builds if pushing DPS.

Portray (Star Upgrades):

1-star: Ultimate DMG boost.

3-star: Magnetic Current hits 500% max with reliable dispel.

5-star: Fully optimized kit with guaranteed Paralyze. Aim for 3-5 stars in endgame.

Focus Refined Insight II materials first for the DEF spike.

Best Psychubes Recommendations

Complete Guide to Building Mesmer Jr. in Reverse: 1999

Select based on role priority: Sustain > Damage Amp. Max level with Resonance for multipliers.

PsychubeKey InsightBest Use Case
Her Second Life (S-tier)ATK Bonus 4-10%, post-Ultimate heal = (ATK x32%) to alliesExtreme team sustain, ideal with low-HP DPS.
Brave New World (A-tier)Ultimate Might +12-18%, next skill +20-40% Incantation MightFaster Ultimate cycles for Paralyze spam.
The Footloose (A-tier)Ultimate Might +9-15%, +8% DMG vs targets >50% HPStrong boss opener for early fight damage.
Blocking Agent (F2P)DEF boosts + auto-Stabilize on weak alliesBudget-friendly for early-mid game solidity.
Resonance options: +Mental DMG or DEF shred for team synergy.

Optimal Team Compositions

Complete Guide to Building Mesmer Jr. in Reverse: 1999
Mesmer Jr. thrives in Mental-focused teams with high sustain. Standard setup: 1 Mental DPS, 1 Healer, 1 Flex.

Mental Sustain Team: Mesmer Jr. (support), Charon (main DPS, Paralyze synergy), APP Leilani (healer + cleanse)—perfect for long rotations vs Mental bosses.

PvP Control Team: Mesmer Jr., Centurion (Mental tank), Sotheby (debuffer)—locks enemies with Paralyze + dispels.

F2P Team: Mesmer Jr., 37 (DPS), Rabbit (healer)—affordable yet potent for Limbo clears.
Tips: Position Mesmer in slots 2-3 for early Inhibition Ring; preserve Stabilize stacks by minimizing swaps.

Farming and Investment Tips

Farm Insights in Limbo Chapter 5+; target Lv. 60+, Skills 3/3/3, Psychube Lv. 60+ with Resonance 3. Full build costs ~500k Sharpbird.

Counters: Avoid pure Reality DPS matchups without extra tanks. Post-2.0 meta (2025): Remains relevant with Mental content buffs.
Test rotations in Practice Mode before endgame pushes for optimal performance.
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