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Summer

Summer

Last update July 24, 2026
Team Rare Atom esports team logo Rare Atom
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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SteelSeries Aerox 3 Wireless Black

SteelSeries Aerox 3 Wireless Black

DPI
400
Sensitivity
2.00
eDPI
800
Zoom Sensitivity
0.95
Hz
1000
Windows Sensitivity
6
  • Summer uses these CS2 mouse settings: 400 DPI , sensitivity 2.00 (≈800 eDPI).
  • Summer sets mouse polling rate to 1000 Hz for smoother input in CS2.
  • Windows sensitivity is 6 to match their in-game feeling.

Crosshair

Copy & change
Style
Classic Static
Follow Recoil
No
Dot
No
Length
1
Thickness
1
Gap
-4
Outline
No
Outline Thickness
1
Color
Cyan
Red
0
Green
255
Blue
0
Alpha
Yes
Alpha Value
255
T Style
No
Deployed Weapon Gap
No
Sniper Width
1
  • You can copy Summer’s CS2 crosshair instantly with the code CSGO-wAD3c-ykt5L-zvZ98-vBisR-6sWPA.
  • This crosshair uses Follow Recoil set to No , length 1 and outline No .
  • Alpha Value is 255, T Style is No and Deployed Weapon Gap is No.
  • Sniper Width is set to 1.
  • 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.

HUD

HUD scale
1
HUD Color
Team Color
  • Summer uses a HUD Scale of 1 for a clear interface.
  • HUD Color is set to Team Color.

Radar

Radar Centers The Player
Yes
Radar is Rotating
Yes
Toggle Shape With Scoreboard
Yes
Radar Hud Size
1
Radar Map Zoom
0.5
  • Radar Centers The Player is set to Yes.
  • Radar Rotation is set to Yes.
  • Toggle Shape With Scoreboard is set to Yes.
  • Radar HUD Size is 1.
  • Radar Map Zoom is 0.5.

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 -tickrate 128 -freq 240 -processheap
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
High
Model / Texture Detail
Low
Shader Detail
Low
Boost Player Contrast
Enabled
Multisampling Anti-Aliasing Mode
4x MSAA
Texture Filtering Mode
Bilinear
Wait for Vertical Sync
Disabled
NVIDIA Reflex Low Latency
Enabled
Particle Detail
Low
Ambient Occlusion
Disabled
FidelityFX Super Resolution
Disabled (Highest Quality)
NVIDIA G-Sync
Disabled
Maximum FPS In Game
999
Dynamic Shadows
All
High Dynamic Range
Quality
  • Summer tunes CS2 graphics for high FPS rather than pure visuals.
  • Shadow quality, model detail and particle detail are kept at readable competitive values to reduce clutter.
  • Multisampling Anti-Aliasing Mode is set to 4x MSAA.
  • Boost Player Contrast is Enabled so enemies stand out more clearly.
  • NVIDIA Reflex Low Latency is Enabled and NVIDIA G-Sync is Disabled.
  • Maximum FPS In Game is capped at 999.
  • Dynamic Shadows are All, Ambient Occlusion is Disabled, HDR is Quality and FidelityFX Super Resolution is Disabled (Highest Quality).

Monitor Game Settings

ZOWIE XL2586X+
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)

Assault Rifles
Souvenir M4A4 | Converter (Field-Tested)

Souvenir M4A4 | Converter (Field-Tested)

FAQ – Summer CS2 settings

What mouse does Summer use?

Summer uses the SteelSeries Aerox 3 Wireless Black.

What sensitivity does Summer use?

Summer uses sensitivity 2.00.

What DPI does Summer use?

Summer uses 400 DPI.

What eDPI does Summer use?

Summer uses 800 eDPI.

What Hz does Summer use?

Summer uses 1000 Hz.

What crosshair code does Summer use?

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

What crosshair settings does Summer use?

Summer uses a crosshair with style Classic Static, gap -4, thickness 1, and length 1.

What resolution does Summer use?

Summer plays on 1680x1050.

What aspect ratio does Summer use?

Summer uses a 16:10 aspect ratio.

What brightness does Summer use in CS2?

Summer uses in-game brightness 130%.

What viewmodel does Summer use?

Summer uses viewmodel FOV 65, offset X 2, offset Y 1.5, and offset Z -1.

What launch options does Summer use?

Summer uses the following launch options: -novid -tickrate 128 -freq 240 -processheap.

What HUD settings does Summer use?

Summer uses HUD Scale 1 and HUD Color Team Color.

What radar settings does Summer use?

Summer uses Radar Zoom 0.5, Radar HUD Size 1, and Radar Rotating Yes.

What monitor settings does Summer use?

Summer uses monitor settings such as DyAc Premium, Black eQualizer 10, and Color Vibrance 10.

What team does Summer play for?

Summer currently plays for Rare Atom.

Summer CS2 Settings Summary

Here you can quickly see the most important CS2 settings used by Summer, including mouse, sensitivity, crosshair code, resolution, HUD settings, radar settings, and graphics card setup.

Team
Rare Atom
Mouse
SteelSeries Aerox 3 Wireless Black
DPI
400
Sensitivity
2.00
eDPI
800
Hz
1000
Crosshair code
CSGO-wAD3c-ykt5L-zvZ98-vBisR-6sWPA
Resolution
1680x1050
Aspect ratio
16:10
HUD Scale
1
HUD Color
Team Color
Radar Zoom
0.5
Radar Rotating
Yes