To clear Frontline Breakthrough Stage 40 in Last War, build your squad count immediately through blue multiplier gates, keep your formation tightly centered to dodge hazards, and concentrate all firepower on a single low-health barrier at the final wall.
Stage 40 features reinforced barricades that require high damage output to break before physical contact. Because your projectile volume scales directly with your total troop count, losing units to red gates or environmental hazards will cause your squad to fail the late-stage barrier checks.
Gate Selection and Math Priority
Your opening seconds decide the run. You need to maximize net unit gains before encountering dense blockades.
| Gate Type | Priority | Reason |
|---|---|---|
| High Multiplier (x2 or higher) | Highest | Multiplies your current squad, drastically increasing total projectile volume. |
| Flat Addition (+10 or higher) | Early Preference | Raises your baseline unit pool before you pass through subsequent multipliers. |
| Red Subtraction (-5 to -15) | Situational | Acceptable only when swerving avoids a lethal divider or an unavoidable hazard. |
| Red Divider (÷2 or ÷3) | Absolute Avoidance | Halves or thirds your damage output, causing your squad to fail later barrier checks. |
Aim directly for the center of positive blue gates. Grazing an outer edge can split your formation, leaving trailing units behind and reducing your potential multiplier buff. If a moving barrier or hazard shifts in front of a blue gate, delay your lane change until the path clears, then swipe decisively to pull the whole formation through together.
Navigating Hazards and Obstacles
Mid-stage track sections crowd the lanes with destructible blocks, explosive barrels, and incoming zombie waves.
- Maintain a center lane: Keep your squad centered on the track whenever possible. This gives your auto-targeting weapons room to hit oncoming obstacles and gives you maximum reaction time to steer left or right.
- Detonate explosive barrels at range: Shoot red barrels as early as they appear. The resulting explosion wipes out surrounding obstacles and enemy clusters, creating an open lane. Avoid walking your outer units directly adjacent to an active detonation.
- Steer around immovable blocks: If an obstacle displays a health number higher than your current squad can break in time, steer toward an adjacent low-health block immediately rather than taking collision damage.
- Smooth out lane shifts: Avoid frantic, side-to-side zig-zagging. Rapid turns widen your squad spread, causing soldiers on the perimeter to clip trackside hazards or negative red gates.
Breaking the Final Wall
The final stretch of Stage 40 presents a fortified row of barriers that will wipe your squad upon contact if not destroyed in time.
Do not spread your gunfire across multiple obstacles. Scan the final line of barriers, locate the single tile displaying the lowest health value, and steer your entire formation straight into that lane. Locking your squad into that specific path concentrates your full damage output onto one target. Once that block shatters, continue driving through the gap to cross the finish line.
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Player Comments
70 players commented on this guide.
Nice guide. I am checking the other Last War articles next.
The tips are practical and easy to follow.
I tried this today and it worked better than my old setup.
This guide answered the exact question I had.