The full engagement began at 6 AM the next morning.
Marshal had spent the night planning. Not sleeping - planning. The map on his wall had twelve points, six districts, movement patterns extrapolated from the previous day's contact data. He had divided Sentinel Prime into four teams: himself and Volt in the central district, Aria and Cascade in the eastern waterfront, Barrier and the new V3 recruits in the commercial quarter, Unit Nine underground handling the two that had gone into the tunnel network.
By 6 AM the teams were in position. By 6:03 AM three of the twelve had already moved from their predicted positions. By 6:04 AM Marshal had updated the tactical map twice.
"They're not stupid," Volt said beside him, watching his visor feed.
"No," Marshal said. "They're not."
- EASTERN WATERFRONT -
Aria hit the first waterfront demon at 6:07 AM.
[ARIA - VELOCITY FRACTURE: APPROACH VECTOR - 0.4 MACH]
She came in from three angles simultaneously - or appeared to, the Velocity Fracture splitting her movement across multiple trajectories. The demon tracked the centre projection and missed. Her actual strike came from the left projection, a focused kinetic hit to the base of the demon's spine.
It went down. She was already on the second one before the first hit the ground.
Cascade handled the water - twin jets, pressurized, used not to hit but to contain. She pushed the demons toward structures, cornered them, made the space smaller while Aria made the time shorter.
[CASCADE - PRESSURIZED WATER JETS: CONTAINMENT PATTERN]
Two demons in the eastern waterfront. Eight minutes. Two demons not going anywhere.
"Good," Marshal said in her earpiece. "Move to the market quarter. Barrier's team needs support."
- MARKET QUARTER -
Barrier's team was having a harder time.
The market quarter demons were the largest of the twelve - V2-equivalent upper range, built for direct engagement, clearly assigned to the commercial district because a demon that destroyed storefronts was a demon that created panic and panic was useful. They had been methodical about it. Six blocks of the market quarter looked like a statement.
Barrier threw walls. The new V3 recruits attacked from the flanks. One demon absorbed three barrier walls before going down. The other one had learned from that and started moving before the walls formed.
[BARRIER - FIELD GENERATION: ADAPTIVE PATTERN]
He shifted from walls to cages - smaller, faster, harder to predict. The demon adapted. He shifted to pressure fields - not barriers but compressed air, pushing rather than containing. The demon stumbled. The recruits hit it from both sides.
It went down hard. The recruits cheered. Barrier did not.
"Two down," he reported. "Team is intact. Minor injuries. We need medic support on the west side of Crestfall Avenue."
- CENTRAL DISTRICT -
Marshal and Volt took the central district pair - the two demons that had positioned themselves in the most populated area. The ones designed to be the hardest to engage without civilian casualties.
Marshal had expected this. He had planned for it.
He hardened the air in a four-block perimeter first - not solid, just dense enough to slow movement, to make the space feel different, to subtly discourage civilians from walking in. Then he went in.
[MARSHAL - MATTER HARDENING: ATMOSPHERIC PERIMETER]
The first demon was fast - faster than the waterfront pair, faster than the market demons. It moved in short burst sprints, impossible to predict, and hit like a freight vehicle when it connected.
It connected with Marshal twice. Both times he had hardened before impact and both times he felt it anyway through the armor - the specific deep vibration of taking damage his body was designed to absorb but that accumulated.
He hardened a section of road surface into a projectile and threw it. The demon dodged. He had expected it to dodge. The projectile wasn't the attack - the hardened air pocket he'd left in the dodge path was.
[MATTER HARDENING - DELAYED TRAP: COMPRESSED AIR POCKET]
The demon hit the pocket at sprint speed. Like hitting a wall that hadn't been there a second ago. It went down and stayed down long enough for Volt to discharge at close range.
[VOLT - MAXIMUM OUTPUT DISCHARGE: CLOSE RANGE]
The second demon took the full discharge and was briefly, dramatically on fire. It was not down. It was angry.
Volt looked at Marshal. "That usually works."
"It will," Marshal said, already moving. "Keep its attention."
He came at the angry demon from behind while Volt kept it occupied, hardened both fists to maximum density, and hit it in the back of the skull twice with the focused force of someone who had been doing this for twenty years and knew exactly where to hit.
It went down.
Marshal stood over it breathing hard. His left arm was responding slower than it should. He would note that in the debrief.
"Nine down," Volt said, checking the map. "Three remaining."
The last three demons went down between 8:30 and 9:15 AM - one to Unit Nine in the tunnel network, two to the combined Aria-Cascade push from the eastern waterfront. Clean. Coordinated. Costly but controlled.
By 9:20 AM, Marshal was standing in the northern industrial district looking at the report from eleven combat zones and calculating damage, injuries, resources spent.
Eleven demons down.
One remaining - the one that had retreated at the beginning of the engagement. The one that had gone back to Drax.
"He was measuring us," Volt said beside him. Not a question.
"Yes," Marshal said.
"So what comes next?"
Marshal looked at the northern district. At the crater where Drax had landed. At the tear in the sky above it that had sealed itself but left a visible scar in the air - a shimmer, like heat haze, that hadn't gone away and probably wasn't going to.
"He does," Marshal said.
On a rooftop six blocks from the northern industrial district, Zeron sat with his noodles going cold and watched the Sentinel Prime cleanup operations through the smoke.
[VOID SENSE - PASSIVE: MONITORING ALL 11 COMBAT ZONES SIMULTANEOUSLY]
He had been there since 6 AM. He had watched all of it - the waterfront fight, the market quarter, Marshal and Volt in the central district. He had watched Barrier's wall get hit eleven times before the demon went down. He had watched the Unit Nine tunnel engagement that nobody would report publicly. He had watched all of it and eaten his noodles and not moved.
His phone had buzzed twice. His mother, calling from home before her sleep shift. He hadn't picked up. He texted back: I'm fine. She texted back: I know. Come home safe.
He looked at that text for longer than he looked at most things.
Then he looked at the city. At the six districts of damage. At the smoke still rising from the market quarter. At the Sentinel Prime heroes, he could pick out on his Void Sense map, spread across the city, each one costing what it costs to fight things that shouldn't exist on a scale that humans weren't built for.
They were doing it anyway. All of them. Every one.
He thought about Marshal hitting that demon twice in the skull - efficient, deliberate, twenty years of knowing exactly what to do condensed into two movements. He thought about Barrier throwing his eleventh wall knowing the eleventh would hold about as well as the first ten had. He thought about Volt at maximum output and the demon not going down and Volt going again anyway.
He picked up his noodles and start eating.
The demon delivered its report - every hero, every power, every limit. Drax received it and was still for a long moment. Then one detail stopped him. Not the Sentinel Prime fight. Not Marshal's new technique. Something from the school district. Three of his units had merged - the Trinity contingency, the protocol that activated only when all three failed simultaneously. The merge had completed. The V4-threshold form had assembled. And then the sensors his units carried had gone blank.
Not damaged. Blank. Like the thing carrying them had stopped existing. No dispersal signature. No energy release. No trace. Void energy did not simply stop existing. Void energy was the oldest thing in creation. It predated the concept of stopping.
Drax looked toward the school district in the distance for a long time. Then he looked at Mord beside him. She was already looking back. Neither of them said anything. The scout that had delivered the report took one step back without being told. Even it understood that what had just been described was not something that should be possible. Drax turned back toward the school district. "Show me where," he said quietly.