Summer

Summer

Last update June 10, 2025
Team Rare Atom
Country
China China
Name YuLun Cai
Birthday May 16, 1997
YuLun "Summer" Cai is a standout Chinese professional gamer making waves in the Counter-Strike 2 esports scene. As a key rifler for Rare Atom, he combines exceptional shooting precision with strategic prowess, establishing himself as a formidable force in competitive CS2 gameplay. Known for his aggressive playstyle and sharp aim, Summer has consistently delivered game-changing moments, earning recognition from fans and industry experts alike. His achievements in professional CS2 tournaments showcase his talent and dedication to the evolving landscape of Counter-Strike 2. Aspiring gamers and esports enthusiasts looking for top-tier skill and tactical expertise will find Summer’s gameplay a compelling example of high-level professional gaming, making him a valuable player in the global Counter-Strike 2 competitive community. Whether competing in regional tournaments or international championships, YuLun "Summer" Cai continues to elevate his team’s performance and inspire the next generation of CS2 players.
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Lamzu Maya Doodle

More from Lamzu Buy this mouse
DPI
400
Sensitivity
2.00
eDPI
800
Zoom Sensitivity
0.95
Hz
8000
Windows Sensitivity
6
  • Summer uses these CS2 mouse settings: 400 DPI , sensitivity 2.00 (≈800 eDPI).
  • Summer sets mouse polling rate to 8000 Hz for smoother input in CS2.
  • Windows sensitivity is 6 to match their in-game feeling.

Crosshair

Style
Classic Static
Alpha
Yes
Color
Cyan
Blue
0
Green
255
Red
0
Dot
No
Gap
-4
Thickness
1
Sniper Width
Unknown
Follow Recoil
No
  • You can copy Summer’s CS2 crosshair instantly with the code CSGO-wAD3c-ykt5L-zvZ98-vBisR-6sWPA.
  • Summer prefers a clear, static crosshair that stays readable on all CS2 maps.

Viewmodel

FOV
65
Offset X
2
Offset Y
1.5
Offset Z
-1
Presetpos
0
  • Summer uses a CS2 viewmodel FOV of 65 to keep the weapon visible without blocking enemies.
  • Offsets 2/1.5/-1 are tuned for maximum visibility around the crosshair.

BOB

Lower AMT
21
AMT Lat
0.4
AMT Vert
0.25
Cycle
0.98
  • Summer reduces weapon bob in CS2 (lower amt 21 , lat 0.4, vert 0.25 ) to keep the screen as stable as possible while moving.
  • Lower bob helps with tracking targets and spraying without too much visual shake.

Launch options & config file

-novid -freq 240 -tickrate 128
Download config file
  • Summer uses these CS2 launch options to optimise performance and input lag.
  • Copy the launch string above into Steam to start CS2 with the same config as Summer.

Video

Resolution
1680x1050
Aspect Ratio
16:10
Scaling Mode
Stretched
Brightness
130%
Display Mode
Fullscreen
  • Summer plays CS2 on 1680x1050 (16:10) with Stretched scaling.
  • Display mode is set to Fullscreen for maximum focus and responsiveness.
  • Brightness is kept around 130% so enemies don’t blend into dark areas.

Advanced video

Global Shadow Quality
Low
Model / Texture Detail
Low
Shader Detail
Low
Boost Player Contrast
Enabled
Multisampling Anti-Aliasing Mode
None
Texture Filtering Mode
Bilinear
  • Summer tunes CS2 graphics for high FPS rather than pure visuals.
  • Lower shadow and texture detail reduce visual clutter and make models easier to read.
  • Anti-aliasing is set to None for a good balance of sharpness and performance.
  • Boost Player Contrast is Enabled so enemies stand out from the background.

Monitor Game Settings

DyAc
Premium
Black eQualizer
10
Color Vibrance
10
Low Blue Light
0
  • DyAc is set to Premium to reduce motion blur when spraying in CS2.
  • Black eQualizer 10 brightens dark areas without overexposing the map.
  • Color Vibrance 10 makes player models pop from the background.

Monitor Picture

PIcture Mode
FPS 1
Brightness
80
Contrast
55
Sharpness
5
Gamma
Gamma 3
Color Temperature
Normal
AMA
Premium
  • Picture mode FPS 1 is chosen to optimise CS2 visibility.
  • Brightness/contrast (80/55) are tuned so enemies don’t blend into the map.
  • Gamma and colour temperature are adjusted for a neutral, consistent image across all CS2 maps.

Skins

Knives
StatTrak™ ★ Butterfly Knife | Freehand (Factory New)

StatTrak™ ★ Butterfly Knife | Freehand (Factory New)

Assault Rifles
Souvenir M4A4 | Converter (Field-Tested)

Souvenir M4A4 | Converter (Field-Tested)

Pistols
Souvenir Glock-18 | High Beam (Factory New)

Souvenir Glock-18 | High Beam (Factory New)

Pistols
Souvenir USP-S | Road Rash (Minimal Wear)

Souvenir USP-S | Road Rash (Minimal Wear)

Quick facts

Current team: Rare Atom

Summer uses the Lamzu Maya Doodle with 400 DPI and sensitivity 2.00 which works out to 800 eDPI .

The crosshair code is CSGO-wAD3c-ykt5L-zvZ98-vBisR-6sWPA, so you can copy it directly into CS2.

Summer plays on 1680x1050 with a 16:10 aspect ratio .

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FAQ – Summer CS2 settings

What mouse does Summer use?

Summer uses the Lamzu Maya Doodle.

What sensitivity does Summer use?

Summer uses sensitivity 2.00.

What DPI does Summer use?

Summer uses 400 DPI.

What crosshair code does Summer use?

The crosshair code is CSGO-wAD3c-ykt5L-zvZ98-vBisR-6sWPA.

What resolution does Summer use?

Summer plays on 1680x1050.