First-Rate Adventurer Promotion Challenge featuring Demiurge Drakhan and Vlada. Going slow is the key (Invulnerability, Revival, or Resurrect). 
Sage's Charm is recommended to accumulate CP during phases.
Drakhan
Lv. 150Immunities
9,600Attack
4,808Defense
807,369Health
202Speed
21.5%Crit Chance
150%Crit DMG
0%Crit DMG Reduc
0%Penetration
22.5%DMG Increase
15%DMG Reduction
156Effectiveness
312Resilience
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Lv. 150 — Promotion Challenge · First-Rate Adventurer Promotion Challenge
Skills
Conqueror's Fang
Single TargetDeals 30% of the target's Max Health as fixed damage before attacking an enemy.
Doom Heralding Cry
CD 2Single TargetAttacks an enemy and reduces Priority of the target by 100%.
Dragon Ruler's Breath
CD 4Single TargetAttacks an enemy. Inflicts instant death on the target if the target's current Health is 30% or below.
Dragon's Solitude
All Allies(Passive Effect) At the start of battle, grants Invulnerability to all allies for 3 turn(s). Killing an enemy creates the same effect, and this effect is irremovable. When taking a critical hit, fully reduces the cooldown of Dragon Ruler's Breath, and increases Priority of the caster by 35%.
Enraged
Single AllyBecomes Enraged when Health drops to 50% of Max Health or lower. Enraged: Does not take Weakness Gauge damage permanently. Enraged lasts for 3 turns. Dragon of Conquest: Used when Enraged ends. Permanently increases Speed and enhances Dragon Ruler's Breath to target all enemies. These effects cannot be removed.
Vlada
Add
Lv. 150Immunities
9,600Attack
4,808Defense
807,369Health
202Speed
21.5%Crit Chance
150%Crit DMG
0%Crit DMG Reduc
0%Penetration
0%DMG Increase
129Effectiveness
200Resilience
Lv. 150 — Promotion Challenge · First-Rate Adventurer Promotion Challenge
Skills
Ballad of a Soldier
Single TargetAttacks an enemy and inflicts Burned on the target for 4 turn(s). This effect cannot be removed.
Paths of Glory
CD 2All EnemiesAttacks all enemies. Detonates all Burned stacks on the target, and increases damage dealt by detonation by 100%.
Apocalypse Now
CD 4All EnemiesRemoves all buffs from all enemies, then attacks. After attacking, inflicts Burned on the target for 4 turn(s). This effect cannot be removed.
Tactical Tips
- Drakhan grants (3 turns) to all allies at battle start and when killing a unit.
- Avoid critical hits on Drakhan - resets her ultimate cooldown and increases her Priority by 35%.
- Drakhan's ultimate inflicts instant death if target HP is 30% or below.
Recommended Characters
Monad Eva, Leo, Nella, Mene, Hilde, Omega Nadja, Gnosis Viella, Summer Knight's Dream Ember
Survival options.
Gnosis Nella, Tamamo-no-Mae, Iota, Laplace, Demiurge Stella, Fran, Ryu Lion
Fixed damage chain units.
Suggested Teams
Fixed damage chain team. Use Sage's Charm to accumulate CP during phases. Typically requires 2 attempts.
Safe Team
Safer team with revival and resurrection options to survive Vlada's burn detonation.
Combat Footage
First Rate Promotion vs DemiDrakhan Clear Guide!by Adjen