SKULL-1

Skull-1 is an anti-zombie revolver built by the Rex Research Institute in Counter-Strike Online possibly based on the Russian-made MP412 Rex.

Overview
Skull-1 is a double-action revolver chambered with 7 rounds of .50 Anti-Zombie. It has two firing modes; semi-auto and full-auto fire. Semi-auto fire mode deals high damage but lower accuracy and lower rate of fire while the full-auto fire mode has higher rate of fire, higher accuracy but does lower damage.

Skull-1 is accurate in any fire mode and very powerful against both zombies and humans as a secondary weapon, its performance is maximized at middle to close range combat. It can be very useful at times if you have proper skills though it is slightly inaccurate at long range combat.

Advantages

 * High damage
 * Fatal damage to zombies
 * High accuracy for a high-caliber revolver
 * Has Full-auto fire mode
 * Doesn't affect player's speed
 * Penetrates Kevlar and multiple objects (up to 5 or 6 objects in a row)
 * High stun to zombies
 * Medium knock back for normal types zombies
 * Fast reload time

Disadvantages

 * Expensive
 * Moderate recoil
 * Low magazine capacity
 * Slightly inaccurate at far range
 * Purchasable only with cash point in event

China
This weapon was resold alongside with Skull-9, M134 Minigun upgrade and Franchi SPAS-12 upgrade on August 29, 2012.

Indonesia
This weapon is released alongside Decoy, Tempest and M79 Saw off Gold Edition on February 13, 2013.

Singapore/Malaysia
This weapon is released alongside Big Tree, AS50 Pink Gold and Lightning AR-2 on March 27 2013

Tips

 * Equip this weapon as your secondary in case you are shocked by Deimos and need to escape.
 * Use the semi-auto fire mode to kill zombies while full-auto fire mode for escaping.
 * This weapon can be an appropriate replacement for the Desert Eagle in normal matches.
 * It is very accurate, aim for the head with semi-firing mode for massive damage (~250+).
 * Use the semi-auto fire mode when enemy is very far while full-auto fire mode if enemy is close to you.
 * Not recommended when combining with Deadly Shot due to low clip size.
 * Shoot zombies when they are in midair to knock them away. not work with heavy types zombies like Deimos, Ganymede or Heavy zombies.
 * Ain for newly infected zombies as they are weak and easy to kill.

Positive

 * Higher damage (+6)
 * Higher fire rate (+2%)
 * Less expensive (-$300)

Neutral

 * Same recoil (30%)
 * Same weight (0% speed reduction)
 * Has two firing modes

Negative

 * Less accurate (-1%)
 * Unable to shoot out explosive ammunition
 * Lower clip capacity (-3 rounds)

Positive

 * Bullets can penetrates 4 objects
 * Higher fire rate (+3%) (A Mode)
 * Higher fire rate (+7%) (B Mode)
 * High knockback to zombie
 * Can be fired in full-auto mode

Neutral

 * Same base damage in A mode (47)
 * Same recoil (30%)
 * Same weight (0% speed reduction)
 * Same magazine size (7 / 35)
 * Same reload time (2.2 seconds)

Negative

 * More expensive (+$550)
 * Less accurate (-25%)
 * Purchaseable by cash points and during special events only

Positive

 * Higher damage (A mode)
 * Higher knockback
 * Higher rate of fire (+1%)
 * Have lower recoil (B mode)

Neutral

 * Both of them can be bought for permanent in cash points
 * Same magazine capacity ( 7 / 35 )
 * Same recoil (A mode)
 * Same reload time (2.2 seconds)
 * Same weight (0% speed reduction)

Negative

 * Less accurate (-2%)

Gallery
Firing sound

Reload sound

Draw sound

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Trivia

 * Skull-1 is the second revolver that appears in the game. (The first one being Colt Anaconda)
 * The rapid firing mode is inspired from the original Glock 17 from Half-Life.
 * This weapon might be based on an unknown model of break-frame revolvers or possibly the Russian-made MP412 Rex or the British-made Enfield revolvers.
 * Skull-1 will eject shells after firing every shot due to the game mechanism.
 * There are skulls painting on the gun's barrel.