need help increasing my dmg against t4 emans

[spkjell]

so i killed my first eman t4 solo Skytils » Slayer took 211.5s to kill but it took a while to kill

i can survive quite well with my settup but i just don't deal the damage to kill it fast how do i increase it?

i have 802mp using slender power
gear 5k fd, juju for hits phase, vorpal katana for dmg, healing: overflux and woa
https://sky.shiiyu.moe/stats/Spkjell3/Kiwi

please do help as i have no idea how to kill it faster tbh

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