The Demon Slayer franchise has brought some of the most popular characters into All Star Tower Defense X, and here's how to get and evo them all. Some units can be obtained only through portals or trials, while others require ascension or crafting with rare materials, which is why we'll list everything out for your ease below.
How to Get and Evo Rengoku
| Unit Name | How to Get | Evo |
|---|---|---|
 Flaming Tiger | Reward from completing Trial 4 (5% Regular, 25% Strategist) or purchase with Star Scroll (Flaming Tiger) for 250 Flame Coins in the Trial Shop | Yes |
Flaming Tiger, based on Kyojuro Rengoku, is the first Primal unit added to the game. His fiery attacks progress from single-target strikes to wide AoEs, ending with devastating full AoE coverage. He is best used as a strong ground unit that can clear both waves and bosses effectively.
How to Evo Flaming Tiger
| Unit | Evo Materials |
|---|---|
Flaming Tiger | 5x Flame Cape 5x Slayer Earring 5x Dancer Mask 7x Ghost I (Red) 7x Ghost III (Rainbow) |
Evolution materials can be obtained through farming raids to get Infinity Coins, and then buying them from the Trial Shop. The Ghost I and Ghost III fragments are especially rare, and you will need to complete multiple runs in high-level maps to get them.
How to Get Douma
| Unit Name | How to Get | Evo |
|---|---|---|
 Frost Moon | Guaranteed drop from hosting T6 Frost Moon Portal, random chance from joining T6 runs | No (Ascend only) |
Frost Moon, based on Douma, is an unbound unit obtained through the Frost Moon Portal. While he cannot evolve, he can be ascended, giving him stronger stats and enhanced abilities. Portal tickets can be purchased with Infinity Trial coins.
How to Get Akaza
| Unit Name | How to Get | Evo |
|---|---|---|
 Patternine | Guaranteed drop from hosting T6 Patternine Portal, random chance if joining | No (Ascend only) |
Patternine, based on Akaza, is also an unbound unit obtained from the Patternine Portal. Like Frost Moon, he does not have a traditional evolution but can be ascended for stat boosts. Portal tickets are likewise available in the Infinity Trial shop.
How to Get and Evo Tanjiro
| Unit Name | How to Get | Evo |
|---|---|---|
 Enraged Swordsman | Evolve from Humble-Swordsman (Selection) | Yes |
Enraged Swordsman, based on Tanjiro Kamado from the Mugen Train Arc, has strong AoE attacks and is one of the more popular characters. He can be both Evolved as well as Ascended.
How to Evo Enraged Swordsman
| Unit | Evo Materials |
|---|---|
Enraged Swordsman | 3x Humble-Swordsman (Selection) 4x Slayer Earring 5x Demon Box 5x Ghost I (Green) 5x Ghost I (Orange) 3x Ghost II (Rainbow) |
Materials such as Slayer Earrings and Demon Boxes can be acquired in Demon Slayer-themed trials and raids and bought using Infinity Coins. Ghost fragments again come from event bosses.
How to Ascend Enraged Swordsman
| Unit | Ascension Materials |
|---|---|
Enraged Swordsman | 3x Dancer Mask 3x Slayer Earrin g3x Demon Box 5x Ghost I (Orange) 5x Ghost III (Rainbow) 500 Eliminations |
How to Get and Evo Shinobu
| Unit Name | How to Get | Evo |
|---|---|---|
 Flower Trainer | Purchase Star Scroll (Flower Trainer) for 200 Infinity Coins in Frost Moon Portal Shop | Yes (Ascend) |
Flower Trainer, based on Shinobu Kocho, is an exclusive unit with powerful poison-based abilities and dodge mechanics. Her passive, Beautiful Poisonous Elegance, lets her apply poison damage while dodging attacks, making her both offensive and defensive.
How to Ascend Flower Trainer
| Unit | Evo Materials |
|---|---|
Flower Trainer | 3x Insect Sword 5x Frost Moon’s Hat 5x Ghost I (Green) 5x Ghost III (Rainbow) 500 Eliminations |
How to Get and Evo Gakukai
| Unit Name | How to Get | Evolvable |
|---|---|---|
 Gakukai | Clear Floor 30 of the Tower | No |
Gakukai, based on Kaigaku, is obtainable only through Tower progression. He is a solid 5-star unit with powerful AoE skills, but cannot be evolved or ascended.
How to Get Zenitsu
| Unit Name | How to Get | Evo |
|---|---|---|
 Renitsu | Summoned with a 1% chance | No |
Renitsu, based on Zenitsu Agatsuma, is one of the hardest Demon Slayer units to acquire in the game due to his low summon rate. His skills allow him to attack even while stunned, with attacks that scale through amplified DMG every few attacks. While he cannot evolve, his base kit is strong enough to justify the grind.
Frequently Asked Questions (FAQs)
Renitsu is the rarest since he has only a 1% chance to appear in summons, making him heavily RNG-dependent.
No, unbound units cannot evolve. They can only be ascended for stat and ability upgrades.
Ghost I, II, and III fragments are obtained from trial raids and bosses. Rainbow variants are especially rare and usually bought from Trial shops.
For more on All Star Tower Defense X, check out Definitive All Star Tower Defense X Tier List or How to Get and Ascend Unbound Kokushibo in All Star Tower Defense X on Pro Game Guides!
Sudhanyo Chatterjee has nearly six years of writing experience, with four focused on the gaming industry. He specializes in RPGs, strategy games, and mobile game guides. His favorite titles include the Diablo series and strategy staples like Total War and Age of Empires.