Blue skins have always held a unique place in the CS2 community. Whether it’s deep sapphire tones, aquatic themes, or vibrant electric blues, these skins stand out for their striking visuals and iconic status.
Below are 10 of the most popular blue skins in CS2, each celebrated for its design, rarity, and market value.
Top 10 Blue Skins in CS2
If you want to add a blue skin to your CS2 collection, these are some of the best options:
1. Karambit | Doppler (Sapphire)

The Karambit Sapphire is one of the most luxurious and sought-after knife skins in the entire game. Its pure blue blade gives it a gem-like appearance, making it a permanent favorite among high-tier collectors and traders.
| Attribute | Value |
|---|---|
| Skin Name | Karambit | Doppler (Sapphire) |
| Price | ~$8,000–$15,000+ |
| Collection | Chroma Case Collection |
| Release Date | January 2015 |
2. M4A1-S | Blue Phosphor

The Blue Phosphor has a clean, radiant blue finish that appeals to players who love minimalist but visually striking weapon skins. Its rarity in the Operation Broken Fang case makes it a collector favorite, along with other M4A1-S skins.
| Attribute | Value |
|---|---|
| Skin Name | M4A1-S | Blue Phosphor |
| Price | ~$900–$1,500 |
| Collection | Operation Broken Fang Case |
| Release Date | December 2020 |
3. AWP | Medusa

The Medusa is one of the most iconic AWP skins ever released. Its eerie blue serpent artwork blends myth, darkness, and beauty into one unforgettable design, making it a top-tier collectible.
| Attribute | Value |
|---|---|
| Skin Name | AWP | Medusa |
| Price | ~$4,000–$10,000+ |
| Collection | Gods and Monsters Collection |
| Release Date | May 2015 |
4. M4A4 | Poseidon

Poseidon features an intense aquatic battle scene, combining vibrant blues with dynamic artwork. Its lore, rarity, and mythology-inspired design make it one of the most beloved blue rifles.
| Attribute | Value |
|---|---|
| Skin Name | M4A4 | Poseidon |
| Price | ~$1,000–$2,200 |
| Collection | Gods and Monsters Collection |
| Release Date | May 2015 |
5. AK-47 | Blue Laminate

A classic AK-47 skin known for its affordability and timeless design, the Blue Laminate offers a bold blue finish without being overly flashy. It remains one of the most commonly used blue AK skins in CS2.
| Attribute | Value |
|---|---|
| Skin Name | AK-47 | Blue Laminate |
| Price | ~$25–$80 |
| Collection | eSports 2013 Winter Case |
| Release Date | December 2013 |
6. Desert Eagle | Cobalt Disruption

The Cobalt Disruption blends geometric patterns with vibrant cobalt tones, turning the Deagle into a premium-feeling, modern-looking weapon. It’s a perfect match for blue-themed loadouts.
| Attribute | Value |
|---|---|
| Skin Name | Desert Eagle | Cobalt Disruption |
| Price | ~$80–$200 |
| Collection | eSports 2013 Winter Case |
| Release Date | December 2013 |
7. M4A1-S | Nightmare

Nightmare is drenched in dark blues and haunting artwork, giving the M4A1-S a gripping supernatural appearance. Its sleek aesthetic makes it a popular budget option for blue loadout fans.
| Attribute | Value |
|---|---|
| Skin Name | M4A1-S | Nightmare |
| Price | ~$20–$50 |
| Collection | Horizon Case |
| Release Date | August 2018 |
8. USP-S | Blueprint

Blueprint is beloved for its clean technical drawing theme. The light blue schematics printed across the pistol create a unique engineering-inspired aesthetic that stands out from other blue skins.
| Attribute | Value |
|---|---|
| Skin Name | USP-S | Blueprint |
| Price | ~$15–$40 |
| Collection | Spectrum Case |
| Release Date | March 2017 |
9. Glock-18 | Blue Fissure

This early CS:GO skin features striking blue cracks across a textured black base, giving the Glock a rugged but artistic look. It remains one of the most affordable blue-themed pistols.
| Attribute | Value |
|---|---|
| Skin Name | Glock-18 | Blue Fissure |
| Price | ~$5–$12 |
| Collection | eSports 2013 Case |
| Release Date | August 2013 |
10. Sport Gloves | Amphibious

Amphibious gloves are highly coveted by players who want a full blue-themed outfit. Their soft aqua tones pair perfectly with Sapphire knives, Blue Phosphor, and other aquatic skins.
| Attribute | Value |
|---|---|
| Skin Name | Sport Gloves | Amphibious |
| Price | ~$800–$1,600 |
| Collection | Operation Hydra Case |
| Release Date | May 2017 |
Summary
This guide highlights the most iconic blue skins in CS2, from knives and rifles to pistols and gloves. Each entry showcases its design, price, and collection, helping you choose the perfect blue-themed skin to your collection.
FAQs
1. What makes blue skins so popular in CS2?
Blue skins stand out for their clean, vibrant aesthetic and often high rarity. Many players prefer them for themed loadouts, trading value, and their visually striking designs.
2. Which blue skin is the most expensive in CS2?
The Karambit | Doppler (Sapphire) is the most expensive blue-themed skin, often selling for over $10,000 depending on float and pattern.
3. What is the best budget blue skin for new players?
Affordable options like the Glock-18 | Blue Fissure and M4A1-S | Nightmare provide strong visual appeal without a high price tag.
4. Are blue skins good for themed loadouts?
Yes. Blue skins are among the easiest to integrate into consistent loadouts, thanks to the wide range of blue pistols, rifles, knives, and gloves available.
5. Which collections feature the best blue skins?
Top collections include the Gods and Monsters Collection, eSports 2013 cases, and the Chroma Case Collection, each featuring highly sought-after blue skins.