Build and Kill Zombies Wiki — Cars, Weapons & Guides

Fuel capacity is the upgrade that solves it, and it should come before any engine work. A starter tank caps a run at a few hundred metres no matter how well you drive, so roll FUELS at the CAR PARTS machine and fit the better tank before you spend anything on speed or weapons. Engine upgrades only help once the car can carry enough fuel to use the extra pace, which is why the two categories are best treated as a matched pair and measured by total distance rather than top speed. If runs still end dry, your engine has outgrown your tank, so go back to fuel until the car comfortably passes its previous best.

Yes, and it applies to both machines at once. Luck from the skill tree shifts the odds of the higher rarity bands on every vehicle part and every support you roll, which is why Luck I sits at the cheapest, first position in the permanent tree. It improves odds rather than guaranteeing results, so a bad streak is still possible after buying it, but over enough rolls the effect is unmistakable. Temporary boosts can be layered on top of the permanent bonus for a limited window, and stacking the two is the realistic route to the top rarity bands. Because skills never reset, a luck purchase keeps working for the life of the account.

Luck I, then Luck II, then More Support I and II, and Gold Roll I last. The tree is strictly sequential, so the game enforces the order anyway, but it is worth understanding why it is arranged that way. Luck applies to every roll you will ever make at both machines, so it compounds with playtime rather than only helping the car you are driving now. More Support raises weapon slots, which roughly doubles damage per metre once you own a decent support piece. Gold Roll I costs thousands of cash and sits at the very end, so saving for it early means skipping cheaper ranks that benefit far more of your playtime.

Distance is the steadiest earner because every metre on the track pays, and the fuel and engine upgrades that extend it pay back their own cost over the following runs. Kill income stacks on top and becomes excellent once you own a weapon slot and a correctly mounted support, since the car then earns from distance and kills at the same time. The single best early move is not a grind at all: claim the free chest by liking the experience and joining the Zombie Car Crusher group, which front-loads parts and cash worth several runs. After that, keep the car moving and let both streams compound.

Placement, almost every time. Supports only damage zombies they physically touch, so a piece mounted on the roof or the rear can be carried through a whole run without ever making contact, and nothing in the game tells you it never fired. Enter Build Mode with B and move the support to the front face of the chassis, rotated so the business end leads in the direction of travel. The Crossbow adds one more requirement: it needs clear line of sight past the chassis edge, so a taller block in front of it will block every shot. Repositioning is free, so try that before rolling a replacement.

It is a server-wide countdown that appears on the HUD as soon as you load into the lobby and keeps running while you are out on a run. It never pauses for you, so a long attempt can carry you straight past the moment the boss spawns. When it reaches zero the encounter happens for everyone present, shared across the five players in the server rather than instanced per player. The practical approach is to glance at the timer before every drive and pick a run length that leaves time to get back, especially if a heavy damage-focused build is what you would want to bring. Badges record participation, so showing up is the part that counts.

Both work, because the systems are personal while the events are shared. Your plot, parts, cash and skills belong to you alone regardless of who else is online, so solo play lets you optimise purely against your own distance record with no coordination overhead. What a shared server adds is the boss timer becoming a real group event, since encounters are server-wide and reward being present with a damage build rather than fighting an instanced version alone. The practical rhythm is to push personal records while the timer is far out and stay near the lobby with a heavy weapon platform as it approaches zero.