Kafka is a long range thunder element Rediesel Wrench sniper. Her active skill lets her pick apart multiple foes from afar. She can also empower herself by running through yellow tiles, thanks to her equipment skill. Kafka takes a bit to warm up, but when she’s ready to go, she can really bring the pain. Here is everything you need to know about Kafka in Alchemy Stars!


Element: Thunder
Rarity: ★★★★
Stats (Max level/ascension/breakthrough)

  • Attack: 3078
  • Defense: 1074
  • HP: 8812

A Rediesel Wrench sniper who wields a powerful super railgun to annihilate all opposing foes.

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Active Skill: Gauss Assault (2 round CD) – Fires at any 2 chosen tiles, dealing 120% damage to all enemies along the trajectory.

Chain Combo: Kafka Bomb – Deals 160% damage to the 2 nearest enemies and 50% splash damage to 4 tiles in a cross shape around it.

Equipment Skill: Franz Charge – Gains 1 stack of charge whenever passing through a Yellow tile, up to 99 stacks. Each stack increases Active Skill damage by 2.5/3/3.5/4%. Using the Active Skill clears all stacks.

Breakthrough Bonuses

  1. HP increased by 200. (100 Heartstones, 1 Solamber)
  2. Increased by 25+5%Basic DEF. (150 Heartstones, 1 Solamber)
  3. Increased by 200+5%Basic max HP. (200 Heartstones, 1 Solamber)
  4. Active Skill Enhancement: Changes Active Skill to Preemptive Strike. Available upon entering combat. (200 Heartstones, 1 Solambeer)

Ascension Requirements

  • Ascension 1
    • Thunder Crystal Shards x 15
    • Thunder Flare Powder x 25
    • Rediesel Extract x 8
    • Nightium x 20,000
  • Ascension 2
    • Thunder Flare Rock x 15
    • Thunder Potion I x 25
    • Reediesel Concentrate x 8
    • Nightium x 30,000
  • Ascension 3
    • Thunder Potion III x 15
    • Thunder Crystal x 25
    • Rediesel Essence x 8
    • Nightium x 100,000

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Colossus Skills

Firefly Keeper – Increases the recovery rate of Fireflies +5% per hour when deployed to the Lumina Grid.

Starlight Omniscience – Increases Heartstone production efficiency by 10% when deployed to the Starlight Chamber.

That’s about everything you need to know about Kafka. If you have any other helpful tips or knowledge about Alchemy Stars, let us know in the comments below!

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