Quick Answer

You do not need to beat Mantis Lords immediately after getting Mantis Claw. If your nail damage is low or the rhythm feels overwhelming, go to City of Tears first, upgrade your nail, then return.

ItemRecommendation
AbilityMantis Claw and comfortable wall jumps
NailUpgrade first if the fight lasts too long
HealthFive masks can work, but more health helps practice
CharmsRange, healing comfort, or your most stable setup

Move Rhythm

MoveDodgePunish
Horizontal dashJump over itHit once after landing
Downward strikeWalk sidewaysHit after the landing
Disc throwRead high or low pathHeal or punish after the disc pattern
Duo phaseSurvive first, attack secondOnly punish clear recoveries

Death Diagnosis

Death patternAdjustment
Panic during duo phaseFocus on disc paths before damage
Healing gets punishedHeal only during safe disc timing
Fight lasts foreverUpgrade the nail first
Runback drains healthPractice the bench route