Centers

Every player controls two centers. The Command Center and the Research Center. Upon destruction of a center, that players units will temporarily be slowed by 80%, do 90% less damage and take additional damage until the effect wears off after 9 seconds but can be stacked if both get destroyed.

The centers have 3400 HP. This can be increased with Core Building Fortification up to 300,400 HP through 5 upgrades.

1. cost 100 and add 20k, total 23400 HP
2. cost 150 and add 36k, total 59400 HP
3. cost 250 and add 72k, total 131400 HP
4. cost 350 and add 120k, total 252400 HP
5. cost 500 and add 207k, total 459400 HP

Additionally, players can unlock technologies and round bonuses in the centers.

Basic Abilities

These abilities are always available and can be placed on the own side up to a total of 8 devices per round. These are one-time devices, but if not destroyed (or activated) they will be fully repaired and stay for the next round.

Shield

A 40,000 HP barrier, blocking damage from attacks and battlefield abilities (ground units only). Cost: 100

Sentry Missile

Target the nearest or first target in range dealing 5,000 damage. Can be intercepted or blocked by shields. Cost: 50

Missile Interceptor

Intercept enemy missiles like the Mustang tech. Cost: 100

Command Center

Command center upgrades only last one round

Icon	Name	Cost	Effect
0	Rapid Resupply	0	Immediately obtain 200 supplies and get 300 fewer supplies in the next round
50	Mass Recruitment	50	Increses the number of units that can be purchased in this round by 1
100	Elite Recruitment	100	Lv. 2 units can be purchased in this round
100	Enhanced Range	100	Increases the range of all units by 15m for this round
50	High Mobility	50	Increases the movement speed of all units by 3m/s for this round

Research Center

Research Center upgrades are permanent

Icon	Name	Cost	Effect
150	Sticky Oil Bombs	150	Sprays sticky oil in a straight line, reducing the movement speed of units within it by 55%. The sticky oil lasts for 2 rounds Cooldown: 3 rounds, Area: 80m circles overlapping into a 220m line
100	Field Recovery	100	Allows the use of Field Recovery (Destroy a designated squad and receive a full refund of supplies invested in that squad)
100	Mobile Beacon	100	Allows the use of Mobile Beacon (Designates the selected unit's movement path)
100	Attack Enhancement I	100	Increases the ATK of all units by 12%
	Attack Enhancement II	300	Increases the ATK of all units by 24%. (Only available after purchasing Attack Enhancement I)
100	Defense Enhancement I	100	Increases the HP of all units by 15%
	Defense Enhancement II	300	Increases the HP of all units by 30%. (Only available after purchasing Defense Enhancement I)

Update Notes

0.7.17 Significantly increased the HP added by [Core Building Fortification] 0.7.16 The effect of core building fortification increased by 30%. 0.7.14 Core Building Fortification - Each core building can be fortified individually. Players can increase the HP of each core building to 200,000 through 5 fortification upgrades. Missile Interceptor - Players can place devices on the battlefield to intercept enemy missiles (battlefield power cannot be intercepted). 0.7.6 The EXP of destroying the core structure has been reduced to 100, which is the same as the experience value of killing a squad of crawlers. Adjusted the duration of the paralyzed state after the core building is destroyed from 13 seconds to 9 seconds. The HP of core buildings has been increased from 3200 to 3400. Now when two core buildings are destroyed in a short time, the duration of the paralyzed state will be stacked. Nuke was removed from the Research Center and became a reinforcement card between rounds for 350. Sticky Oil Bombs are placed in the Research Center with a cooling time of 3 rounds and a cost of 150.