Illustrator,Delta_델타 Details
You will enhance your foundational skills in illustration, refine your style, stay abreast of industry trends, and prepare your portfolio for a career as a web fiction illustrator.
Take a significant step toward your dreams with the Illustrator Delta class— a freelance debut you couldn’t achieve on your own!
Thai subtitles will be available starting February 27, 2026.
Class Perks
Get These Coloso Exclusives
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Unlimited Access to All 24 Chapters -
Illustration PSD Files -
Study Materials to Help Improve Your Skills
Class Material Details
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Illustraion PSD Files- 6 PSD files (.psd) -
Study Materials For Self-Improvement- Explanation of shortcut keys
- Drawing test and answer sheets
- Explanation of the muscles of the human body
Expert Illustrator Delta's Portfolio
*Images contain some fan artwork and collaborations with other designers.
Why Take This Class?
Cover and artwork illustration is quickly becoming a major monetization route, but perhaps you’ve learned the basics and still don’t know how to apply them practically.
We’ve designed the curriculum with practical, hands-on skills and know-how that any artist can grasp.
Our focus is on two key areas: conceptualization and color theory. First, we will explore techniques to generate compelling concepts and develop a unique vision for your designs. Then, we'll analyze color theory principles and how to apply them in unconventional and unique ways.
By the end of this class, you will learn to create compelling and visually striking artwork and to use those designs to create your original merchandise.
12 Class Exercises
Part 01. Drawing Theory for High-Quality Illustration
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Envision different stories -
Bringing out the details -
Using compelling colors -
How to use photo sources for high-quality illustrations
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Expressing subtle wrinkles in clothes -
Semirealistic Portraits -
Easy perspective -
Story Ideation -
Story Ideation
Part 02. Genre-Specific Drawing Skills Based on Theory
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Expressing subtle wrinkles in clothes -
Expressing subtle wrinkles in clothes -
Expressing subtle wrinkles in clothes -
Expressing subtle wrinkles in clothes
* The images are examples to help you understand the class.
* Unauthorized sharing and distribution of class videos and course materials online or offline may result in legal sanctions.
Illustrator
Delta
Hello. I’m Delta, a freelance illustrator and online instructor at Propic Academy.
I work with narrative pieces, such as web novels and audio dramas, in a mature, semirealistic style.
My goal is to create the illustrations that are more than just pleasing to the eye;
I strive to capture images that bring the characters to life.
Additionally, I focus on infusing our artworks with stories and emotions to deepen reader engagement.
In this class, I’ll share all my techniques for crafting illustrations that not only capture attention but also resonate deeply with viewers.
I hope you’ll find these insights valuable.

Illustrator, Delta
[Current]
Propic Academy Instructor
Operates the online drawing group study [Study Nine]
Projects & Awards
Worked on over 500 covers/illustration projects
2022 Theclbook “Carrot” Cover Illustrations
2022 Younsong Spinel "Violent Night(暴夜)" Cover Illustrations
2021 TONE “Cozy Obsession” Cover Illustrations
2021 Naver Web Novel “The Castle” Cover/Illustrate Illustrations
2021 Feelyeon Management “Dan Bam Sool Lae” Cover Illustrations
2020 W-Beast “If that’s what god wants” Cover Illustration
2020 Audio Comics “Irreversible” Audio CD Illustrations
2020 Audui Comics “Rainbow City” Audui CD Illustrations
and more
Recommendation
Who Should Take This Class?
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Those aspiring to debut as a freelance illustrator by creating web novel covers -
Those who want to go beyond doodling and create their own illustrations that tell a story. -
Those who want to improve their quality quickly and skills by learning how the pros do it.
Student Reviews
Class Recommended by Delta's Students
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Student M (Student for 3 years)As a complete beginner at using a tablet, I started with line drawing, working on roughs and shaping. The customized homework for beginners, along with thorough feedback and detailed explanations, made it easy for me to grasp the concepts. Previously, when drawing on my own, I struggled to identify which areas needed more work or when a piece was truly finished. Studying anatomy was confusing, especially when the posture changed slightly. However, Delta's clear explanations provided clarity and a great sense of relief. -
Student L (Student for more than a year)I really appreciated Delta’s unique teaching style, which focuses on considering the direction you initially want to express and then guiding you toward refining it. What stood out to me was how he pinpointed the areas I needed to improve, enhancing my understanding, particularly in aspects related to commissioned work. A memorable piece of advice he gave was that if the figure in the illustration is in a comfortable position, it makes the viewer feel comfortable, too. Although I started drawing as a hobby, now that I have a clear goal, creating the stories I envision has become incredibly enjoyable! -
Student Suntree (Student for more than 6 months)I’ve realized that drawing involves seeing both the forest and the trees. Initially, I fixated on questions like “Why is the human body wrong?” or "Why do the colors look strange?” However, once I began drawing, I understood that mastering details such as anatomy and color requires continual study and correction. I was obsessed with capturing the exact poses and ideas in my head, but I’ve learned that drawing is a gradual process of creation and refinement, drawing on various resources for guidance. Thanks to Delta, I’ve adopted a more relaxed attitude toward drawing, significantly improving my approach.
Class Highlights
Key Points for Drawing the Human Body
Drawing the human figure can be challenging without consistent practice, so learn how to develop your own style by exploring theories and pointers that help identify the problems you need to solve to complete your portrait.
Mastering the 3 Main Genres Of Web Novel Cover Illustration
Understand the considerations and differences for each genre—contemporary, historical, and romance fantasy. Create eye-catching, firmly planned drawings by intertwining the storyline and characteristics through actual practices.
Industry Stories and Workflows Revealed By a Pro
You’ll learn how to navigate various real-world situations and handle them effectively. Practice the step-by-step process of creating high-quality drawings.
Class Details
You'll Learn
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How To Make Drawing Difficult Characters EasierGet a quick lesson in anatomy, from muscles to facial structure and poses to those elusive costume wrinkles. -
Coloring Tricks to Take Your Paintings from Ordinary to FascinatingElevate the quality of your artwork with harmonious, stable colors that manipulate the direction and intensity of light. Discover how to craft subtle shadows and enhance details that transform your paintings into captivating pieces. -
Colorful, Eye-Catching Paintings Created with Your Own HandsLearn the steps and tricks to create unique paintings that tell a story using easy-to-use perspective along with lighting settings.
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How to Represent Different Genres with One TechniqueDifferent genres require different emphasis in an illustration. Learn to use lighting and techniques to express different genres, tell a story, and create presence. -
Pro Tips for Producing High-Quality Drawings in a Short Amount of TimeEven with some familiarity with drawing, learn how to create high-quality drawings efficiently in a limited timeframe. Gain insights into streamlined techniques that do not sacrifice detail or impact. -
Practical Tips from a Popular Web Novel IllustratorLearn how to start as a freelancer, how to plan according to the situation and create high-quality work, and hear tips about illustration outsourcing know-how and profits.
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Curriculum
In-Depth Look
Thai subtitles will be available starting February 27, 2026.
SECTION 01. Entering the Chapter
01. Creating a Cover Illustration with Delta
- Introduction of the instructor and points of the curriculum
- The direction of illustrations that can be completed together
SECTION 02. Theory for Character Illustrations
02. About Illustration Programs
- Program settings for illustration work
- Utilizing Photoshop shortcuts, layers, and brushes
- Differences between Windows and Mac working environments
- Common features of working programs, such as Clip Studio and ProCreate
03. Character Proportions and Posture
- The basics of character drawing become the foundation of an illustration.
- From cute two-figure characters to mature eight–nine-figure proportions
- Easy posing using shaping and simplification
04. Understanding the Muscles of the Human Body, a Master’s Shortcut
- How to practice drawing the human body
- Recognize upper and lower body muscles in big chunks
- Tips and locations for the most emphasized muscles in drawings
- How to use light and shadow to express muscles
05. Drawing the Head, From Hair to Face
- The most important “proportions” for drawing a character’s face
- Key points for female/male character impressions
- How to place skin and hair naturally
- Different hairstyles and the flow of hair in different situations
06. Wrinkles from Theory to Practice
- Simple reasons why clothes wrinkles form
- Direction and shape of wrinkles
- The different types of wrinkles depending on the material of the garment
- Tips for common garment wrinkles you'll draw often
- Details from seams to buttons on garments
07. Drawing and Posing Tricks for Fitting Multiple People on a Screen
- Drawing two or more people in a pose with simplified bodies
- What to look out for in skin contact between characters
- Blending figures on the same background but in different locations
SECTION 03. Creating Your Own Drawing
08. Completing the Character Illustration
- Setting up and using the program to complete the illustration
- Finding the characteristics of the character you want to draw
- Step-by-step points from roughs to sketches, undertone, and completion
- Useful coloring tips to complete your illustration
09. Illustrations That Blend Backgrounds and Characters
- Perspective theory for when you need to draw your own backgrounds
- Adding a background using picture resources that you can use in a minute
- Color schemes to make characters and backgrounds blend together
10. To Create More Compelling Drawings
- Developing theories and observations in everyday life
- Generate ideas for your own drawings
- Create unique illustrations using picture materials
SECTION 04. Starting Web Novel Illustrations - Contemporary
11. Romance Illustrations 1
- Character drawing tips for cover illustrations in the romance genre
- Different situations and moods and how to follow commission guidelines
- Planning ideas to create unique illustrations
12. Romance Illustrations 2
- Character impressions that change depending on the content of the work
- Several drafts you can create with one guide
- The process from drafting to completion
13. Romance Illustration 3
- Details that increase quality
- Different makeup methods existing for characters
- Creating a full composition with a simple background
- Revisions to create a variety of colors
14. BL Illustrations 1
- Characteristics of illustrations for web novels in the man & man genre
- Different faces for the same gender, identifying the personality and features of the characters
15. BL Illustration 2
- Create a mood that is revealed through colors
- Adding story and emotion to your drawings
SECTION 05. Starting Web Novel Illustrations - Romance Fantasy
16. Romance Fantasy Illustrations 1
- What genre is fantasy to romance fantasy?
- The main styles and bright colors the industry is looking for
- How to set up/design a background to match your character’s setting
- Mastering déformes from casual to semirealistic
17. Romance Fantasy Illustrations 2
- Find out the background and plan your illustration
- Tips for illustrations that stand out from a distance
- Gathering materials to design dresses and uniforms
- Drawing jewelry, frills, and flowers
- How to collect and utilize free resources
18. Romance Fantasy Illustrations 3
- The process of completing a colorful illustration
- Adding twinkling revisions
SECTION 06. Starting Web Novel Illustrations - Historical
19. Oriental Illustrations 1
- Researching and planning illustrations
- Characteristics and different styles of oriental illustration
- The importance of "line" and how to sketch it
- Referencing the atmosphere of real oriental paintings
20. Oriental Illustrations 2
- The importance of background and costume design
- Illustration process with the characteristics of line drawings
- How to enhance the atmosphere of an oriental style illustration through revisions
21. Masterpiece Illustrations
- Creating an aristocratic, one-person illustration
- Colors that go well with Western masterpieces
- How to achieve a classy finish
SECTION 07. Illustrations Within the Web Novel Illustrations
22. Working on Web Novel Illustrations
- Difference between handling illustrations and cover illustrations
- Coloring with a clean finish
- Keep the quality, and shorten the time!
- Diversity in composition
- Illustration-specific revision methods
SECTION 08. Leap to Becoming a Professional Illustrator
23. About Illustrating Web Novel Covers
- Becoming a commercial illustrator and debuting as a freelancer
- Outsourcing illustration contracts and how they work
- How to keep getting commissioned
- The difference between commissions and outsourcing
24. About the Practice of Illustrators
- Differences between market trends and personal work
- Checking and reflecting on illustration guides and feedback
- Illustrator's ability to stand out with less guidance
- Find out why your illustrations are not progressing
- How to not have a meltdown and overcome a slump
*The release date of this class, curriculum images, and associated content can be changed without prior notice.
** Class videos may be seperated for a more streamlined viewing experience
Interview with
Illustrator Delta
Required Programs
This course will use
- Adobe Photoshop CC
Please purchase and install these program(s) for an optimized chapter experience.
*These programs and/or materials will not be provided with the chapter.
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