
Sigma-Class Corvette
Rebirth 3, Operation Storm Breaker, then $2M.
FirepowerHealthSpeed- Firepower
- 66
- Seats
- 2
- Part costNaval parts a spawn
- 9
- Research tier
- Tier 3
- Cash price
2M
How to get it
Operation Storm BreakerNavy Operations, from rebirth 3
- Spend 20 minutes in a boat
- Destroy 60 enemy aircraft using any boat
- Spend 100 parts spawning boats
2M at your baseSkip the operation:
899It also needs rebirth 3 before it shows up to buy.

Tier 3 research
Every stage of every stat: 85,500 research points and 10 h 30 min in the War Lab| Upgrade | Stage 1 | Stage 2 | Stage 3 | Total |
|---|---|---|---|---|
Health | 1,000 pts, 30 min Health x1.1 | 7,500 pts, 1 h Health x1.2 | 20,000 pts, 2 h Health x1.3 | 28,500 pts 3 h 30 min |
Speed | 1,000 pts, 30 min Speed x1.1, Acceleration x1.05 | 7,500 pts, 1 h Speed x1.2, Acceleration x1.1 | 20,000 pts, 2 h Speed x1.3, Acceleration x1.15 | 28,500 pts 3 h 30 min |
Damage | 1,000 pts, 30 min Damage x1.1 | 7,500 pts, 1 h Damage x1.2 | 20,000 pts, 2 h Damage x1.3 | 28,500 pts 3 h 30 min |
Stage costs follow the vehicle's tier, the same table for every tier 3 vehicle. The research calculator works out how long the points take to earn.
Other ships and boats
The vehicles next to it in the spawn menuAbout the numbers
Slots, seats, part cost and the unlock route come from the spawner's own config for the Sigma-Class Corvette; research costs from the War Lab tables for tier 3. Every other ship is on the vehicles page.
Questions
How do you get the Sigma-Class Corvette in War Tycoon?
Rebirth 3, Operation Storm Breaker, then $2M. Operation Storm Breaker: spend 20 minutes in a boat; destroy 60 enemy aircraft using any boat; spend 100 parts spawning boats.
How much research does the Sigma-Class Corvette need?
It's a tier 3 vehicle, so every stage of Health, Speed and Damage costs 85,500 research points and 10 h 30 min of War Lab time in total.
How many seats does the Sigma-Class Corvette have?
2. It takes 9 naval parts to spawn.

Health
Speed