Survive Zombie Arena Maps

Position 1 — Primary stairwell entry

The main stairwell is the highest-traffic zombie entry point on the Rooftop Map. This is where the majority of standard zombie packs enter the arena. Place the first Steel Barricade directly across the stairwell opening — it should block the full width. Behind it, place a Vanguard Turret (Tactician) or Auto Turret (any class) to create the kill zone. Spike Traps in the stairwell approach lane add passive damage before zombies reach the barricade. The Tactician should claim this position first — it is the anchor point for the entire team's defensive geometry. If the primary stairwell barricade falls, the secondary positions become the fallback line.

Position 2 — Secondary ramp entry

The secondary ramp is the second entry point, typically on the opposite side of the rooftop from the primary stairwell. Zombie packs split between the two entry points — a team that only defends one will be flanked. The second Tactician or an Engineer should claim this position. Place a Steel Barricade (or standard Barricade if no Tactician is available) at the ramp exit, with a turret behind it. The secondary position does not need the full fortification of the primary stairwell — one barricade + one turret + one player holding the angle is usually sufficient through mid waves. Demolitionist's Shockwave Bomb at this position interrupts ramp charges before they reach the barricade.

Position 3 — Rooftop center (Marksman sightline)

The open rooftop center provides long sightlines across both entry points. This is the Marksman's position. From here, Deadeye pierce fires into zombies climbing both stairwells, and Sonar Ping marks incoming elites before they reach either barricade line. The Marksman does not hold a fixed barricade — they operate behind the anchor positions, providing fire support to whichever entry point is under heaviest pressure. If both entry points are secure, the Marksman pushes forward to the edge of the rooftop for maximum pierce angle. Bastion's Bunker placed at the rooftop center covers both entry positions with the invincibility radius — this is the optimal Bunker placement on the Rooftop Map.

What happens when a position falls

If the primary stairwell barricade is breached, the entire team retreats to the secondary ramp position and the rooftop center. The Medic drops Healing Station at the fallback point while the Tactician places emergency barricades. If both entry positions fall simultaneously, the squad collapses to the rooftop center for a final stand — Bastion's Bunker is the only tool that can salvage a double-position collapse. This is why Bastion is increasingly valued in high-wave Rooftop Map team compositions: Bunker buys the time needed to rebuild barricades when a position is overrun. Without Bastion, a double-entry-point collapse is typically a squad wipe.

Tactician — strongest Rooftop Map class

Steel Barricades block entire stairwell entries — on the Square Arena, barricades covered only one flat-ground approach. Vanguard Turret auto-targets elites climbing the stairwell. Spike Traps in the approach lane chip zombies before they contact the barricade. Tactician went from A-tier (strong anchor) to arguably the most impactful single class on the Rooftop Map because the map's chokepoint geometry multiplies every part of its kit. TechWiser calls it "one of the best defensive classes." Roonby confirms Vanguard Turret elite targeting. On the Rooftop Map, a team without a Tactician is playing at a significant disadvantage.

Necromancer — Death Nova funnel efficiency

Zombies funneled through stairwells create maximum compressed density — exactly what Death Nova wants. On the Square Arena, open-field spawns spread zombies across a wider area, reducing Death Nova's effective radius. On the Rooftop Map, the same number of zombies occupies a smaller area, multiplying Death Nova damage per detonation. Necromancer was already S-tier on the Square Arena. On the Rooftop Map, it is even stronger relative to other S/A-tier classes because the map geometry directly amplifies its scaling mechanic.

Marksman — long sightline advantage

The rooftop center's open sightlines let Marksman engage zombies at maximum range — Deadeye pierce fires down both stairwell approaches before zombies reach either barricade. This is a significant upgrade from the Square Arena where open-field spawns meant Marksman could be flanked from multiple angles. On the Rooftop Map, defined entry points mean Marksman knows exactly where zombies will appear. Sonar Ping marks elites entering either stairwell. Marksman remained A-tier — its core kit was already strong — but the Rooftop Map makes it easier to position correctly.

Medic — safer healing placement

On the Square Arena, Medic had to position in the open to cover healing radius — making it a target. On the Rooftop Map, Medic places Healing Station behind the barricade line where the Tactician's structures absorb zombie aggro. The defined chokepoints mean Medic knows exactly where teammates will take damage. Mending Tower repairs barricades between waves without exposing the Medic. Medic's A-tier rating is unchanged, but the Rooftop Map makes it significantly easier to play effectively — a benefit for the primarily beginner Medic player base.

Bastion — Bunker placement optimised

On the Square Arena, Bunker placement was a compromise — cover the open field but expose flanks, or cover one lane but leave others. On the Rooftop Map, Bunker placed at the rooftop center covers both entry positions with the invincibility radius. Drone swarm operates in the confined corridor space where zombies are naturally compressed. Laser Turret covers the long sightlines from center to both stairwells. Bastion benefits from the Rooftop Map's defined geometry more than any other Legendary class — the map makes Bunker placement a one-decision problem rather than a constant repositioning puzzle.

Classes that lost ground — Ninja, Engineer, Demolitionist

Ninja: Cloak mobility advantage is wasted in confined corridors where elite zombies enter through fixed points. Was C-tier on Square Arena; now even weaker. Engineer: Flame Turret cone spray was effective against multi-angle open-field spawns. On the Rooftop Map, Tactician's single-target Vanguard Turret outperforms Engineer's AoE turret at the same role. Engineer is now strictly a stepping stone to Tactician. Demolitionist: Shockwave Bomb at a stairwell opening is effective, but the class's overall B-tier position is unchanged — it handles crowd control at the secondary ramp entry but does not anchor the primary stairwell as effectively as Tactician.

Still works on the Rooftop Map

• Handgun → shotgun → rifle progression. Weapon upgrade path is unchanged — the map doesn't affect the shop.
• Class abilities and Credit costs. All class mechanics, unlock costs, and tier rankings are map-independent.
• Medic Credits-from-healing. Still works. Healing structures and players generates Credits regardless of map.
• Auto Skip decision rules. Same conditions: gear placed, shotgun or better, team ready.
• Credit economy fundamentals. Later waves pay more. Same pool funds weapons, classes, and gear.
• Code redemption. Redeem before every session — unchanged.

No longer works on the Rooftop Map

• Open-field kiting. Square Arena tactics that relied on leading zombies in circles across flat ground do not work on the Rooftop Map's confined corridors.
• Multi-angle turret coverage. On the Square Arena, turrets placed in the open covered multiple spawn angles. On the Rooftop Map, turrets should face a single stairwell entry.
• Ninja mobility advantage. Cloak-based repositioning was viable on the open Square Arena. On the Rooftop Map, fixed entry points mean you reposition into another chokepoint, not into open space.
• Delayed barricade placement. On the Square Arena, you could place barricades mid-wave and still recover. On the Rooftop Map, the first 30 seconds determine whether your position holds — delayed placement is a wipe.
• Pre-April 2026 tier lists. Any tier list that ranks Ninja above C-tier or doesn't account for Tactician's chokepoint advantage is calibrated for the old map.

Aggressive damage carry built around long-range gunplay.

On the Rooftop Map: Long sightlines across the rooftop section suit Deadeye pierce perfectly. Tag elites with Sonar Ping before they reach your barricade. Strong on all Survive Zombie Arena maps.

Crowd control specialist — knockback, stun, area DOT.

On the Rooftop Map: Shockwave Bomb at stairwell openings hits every zombie in the funnel simultaneously. The Rooftop Map geometry maximises the stun radius on this Survive Zombie Arena map.

Direct upgrade to Engineer — best structural defense in the roster.

On the Rooftop Map: Steel Barricades placed at stairwell entries create near-impenetrable chokepoints. Spike Traps on the ramp approach double the slow-and-damage window. Top Survive Zombie Arena map class for defensive play.

Highest-ceiling class — converts dead zombies into resources and minions.

On the Rooftop Map: Ramps and stairwells compress zombies into tight packs — exactly what Death Nova wants. Soul Harvest on every wave clear generates Credits fast on this Survive Zombie Arena map.