Flak Cannon
A slow, thunderous cannon that turns clustered foes into a single, very loud mistake.
Skimel · CC BY-SA 4.0
The Flak Cannon is a heavy explosive weapon in the Unreal Tournament franchise, spanning the original 1999 title, Unreal Tournament 2004, Unreal Tournament 3 (2007), and the 2014 Unreal Tournament pre-alpha. It fires slow, high-yield explosive rounds designed to deal significant splash damage to groups of opponents or to destroy vehicles and structures. As one of the 'big guns' in the UT arsenal, it rewards players who can hold position and punish clustered enemies with its area-of-effect blasts. Across the series the Flak Cannon underwent a notable visual and mechanical redesign. In the earlier titles it presented as a large handheld cannon, while in UT2004 it was reimagined as a bulky handheld weapon, reinforcing its role as a deliberate, positioning-based weapon rather than a run-and-gun tool.
- Type
- Heavy explosive weapon
- Damage type
- Explosive / Splash (area-of-effect)
- Fire rate
- Slow
- Mount (UT2004)
- Handheld
- Mount (UT)
- Handheld / two-handed
- First appears
- Unreal Tournament (1999)
- Available in
- Unreal Tournament, UT2004, UT3, UT (pre-alpha 2014)
Lore & Background
In the world of Unreal Tournament, the Flak Cannon is a military-grade anti-vehicle and anti-infantry weapon repurposed for arena combat. Its explosive rounds are designed to shatter on impact, sending shrapnel and concussive force in a wide radius. This makes it devastating against groups of opponents huddled behind cover or inside vehicles, but its slow rate of fire and limited ammunition demand that the wielder commit to a position and wait for the right moment. The weapon's design philosophy across the UT titles has remained consistent: it is a tool of area denial and crowd control. Where the Enforcer or the Rocket Launcher offer more targeted or faster options, the Flak Cannon excels in open chokepoints, vehicle-heavy maps, and situations where a single well-placed round can eliminate multiple targets simultaneously. Its visual identity shifted from a chunky handheld barrel in the 1999 entry to a more pronounced handheld launcher in UT2004, emphasizing the weight and commitment of each shot. Within the broader UT weapon hierarchy, the Flak Cannon sits alongside other heavy ordnance such as the Rocket Launcher and the Shock Rifle, forming the tier of weapons that reward patience and positional play over aggressive movement. Its presence on a map signals that certain lanes and intersections will be heavily contested by players willing to hold and punish.
In Their Own Story
The corridor on CT-Pharaoh was quiet for exactly four seconds. Kael could hear the distant thrum of a Rocket Launcher somewhere to the east, the crackle of a Shock Rifle in the next room. Then the heavy, mechanical *clank* of a Flak Cannon cycling a round into the chamber echoed off the sandstone walls. He pressed his back against the pillar, eyes locked on the far doorway. The muzzle flash bloomed amber, and the world turned to concussive white. Two opponents dissolved in a shower of sparks and debris. The shell casing hit the floor with a dull, ringing *tink*. Kael exhaled, racked another round home, and waited for the next cluster to walk into his kill zone.
Reader's Guide
In Unreal Tournament (1999) and UT2003, the Flak Cannon is a large two-handed weapon that fires explosive rounds with significant splash damage. It has a slow fire rate and a limited clip, making it a commitment-based weapon best used from a defensible position. Its tactical role is area denial: holding chokepoints, punishing groups of opponents, and threatening vehicles in CTF or DM modes. In UT2004 the Flak Cannon was redesigned as a shoulder-mounted launcher. The visual change is substantial — the weapon now sits across the player's back and shoulder, and the firing animation reflects the added recoil. Mechanically it retains its slow, high-damage explosive rounds and limited ammo, but the shoulder-mounted presentation makes it feel heavier and more deliberate. It is typically found on maps with open sightlines or vehicle-heavy layouts, where its splash damage can be leveraged against clustered opponents or moving vehicles. Tactical advice across all titles: use the Flak Cannon to control space rather than to chase. Plant yourself at a chokepoint, wait for two or more opponents to enter the blast radius, and fire. Avoid using it in tight corridors where splash damage will hit yourself. In vehicle-centric game types, a single well-aimed round can destroy a vehicle and its occupants, making it a high-value target for enemies to eliminate before you get the shot off.
Did You Know?
- In standard gameplay of Unreal Tournament (1999) and UT2004, the Flak Cannon's splash damage does affect the wielder, making it unsafe to fire in tight spaces.
- In UT2004 the weapon was given a distinct handheld silhouette, visually separating it from the Rocket Launcher and other heavy guns in the inventory screen.
- The Flak Cannon's slow rate of fire and limited clip make it one of the most 'commitment-heavy' weapons in the UT arsenal — a missed shot leaves the player vulnerable for a noticeable window.
- The weapon appears across at least four mainline Unreal Tournament titles, making it one of the more persistent heavy weapons in the franchise's multiplayer weapon pool.
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