I still remember the first time I controlled Kafka in Honkai: Star Rail. She was a trial character, then an antagonist, and finally a playable 5-star Lightning Nihility unit. Now, in 2026, I keep coming back to her because her DoT-focused kit still shreds through endgame content when built correctly. Kafka is not a traditional Nihility support. I use her as a main DPS, and she rewards me with constant Shock applications, DoT detonation, and team-wide damage amplification. If you want to get the most out of her, here is the build and team advice I rely on.

Best Light Cones for Kafka

I always start with Light Cones because Kafka can only equip Nihility cones. My top pick remains her signature 5-star, Patience Is All You Need. It boosts her damage by 16% against enemies with DoT effects. Every attack also raises her Speed by 4%, stacking up to four times. And enemies hit by her attacks take 20% more DoT for one turn. That is everything I want on Kafka: more ATK scaling, more Speed, and stronger DoT pressure.

If I miss her signature cone, I use In The Name Of The World. It is Welt's 5-star cone, but it works well on Kafka. It increases damage by 24% against debuffed enemies. When I use her Skill, it also raises Effect Hit Rate by 18% and ATK by 24%. Because it is in the standard pool, I can sometimes get it from Starlight Exchange or off-banner pulls.

For 4-star options, I like Eyes Of The Prey. It gives 20% Effect Hit Rate and 24% DoT boost. My other reliable choice is Fermata, Kafka's signature 4-star. It increases Break Effect by 16% and damage to Shocked or Wind Sheared enemies by 16%. That bonus also applies to DoT, so it fits her perfectly.

Best Relics, Ornaments, and Stats

I treat Kafka like the DPS she is. My priority is offense. The best Relic set for her is Band of Sizzling Thunder. With two pieces, I get 10% Lightning DMG. With four pieces, her ATK increases by 20% for one turn after she uses her Skill. If I am still farming, I use Musketeer of Wild Wheat as a substitute. Two pieces give 12% ATK, and four pieces give 6% Speed plus 10% Basic Attack DMG. But I always switch back to Band of Sizzling Thunder when I can.

For Planar Ornaments, I choose based on my stat needs. Kafka scales off ATK, so I want ATK, CRIT DMG, CRIT Rate, Lightning DMG, and SPD. My favorite ornaments are Celestial Differentiator for CRIT DMG, Inert Salsotto for CRIT Rate, and Space Sealing Station for ATK. I only need two pieces to activate the bonus, so I can mix and match.

Best Team Comps for Kafka

Kafka needs teammates who apply DoTs. That is non-negotiable. My favorite sub-DPS is Sampo. He is a 4-star Wind Nihility character who stacks Wind Shear. When Kafka detonates those DoTs, enemies melt. If I do not have Sampo, I use Hook. She is a 4-star Destruction character who spreads Burn, which counts as a DoT. For a mono-Lightning team, I bring Serval. She applies Shock like Kafka, and together they stack serious DoT damage.

For support, I love Bronya. She forwards Kafka's turns, so Kafka attacks more often and keeps DoT active. Tingyun is another great choice. She boosts Kafka's ATK and regenerates her Ultimate energy. Tingyun is also Lightning, so she fits mono-Lightning teams. For sustain, I use an Abundance character. Luocha is my top pick because he is offensive and cleanses debuffs. Bailu is a strong healer too, though she is Lightning. If I have neither, Natasha is my free-to-play option.

Skill Priority for Kafka

I level Kafka's Traces in a strict order. Her Ultimate is first because it is her main damage and DoT application. Her Skill is second because I use it constantly. Her Talent is third. That passive deals damage when an ally uses a Basic Attack on a Shocked enemy. Her Basic Attack is last. I rarely use it unless I need Skill Points.

Kafka can feel tricky at first. She does not play like most DPS units. But once I set up her DoTs, boost her ATK, and pair her with the right sub-DPS and support, she becomes a fine instrument of destruction. In 2026, I still recommend using Kafka's best build in Honkai: Star Rail, even if that means relying on substitutes while I farm for her signature gear. She is worth every bit of investment. 🎯⚡