diff --git a/src/directives/colony/colonize.ts b/src/directives/colony/colonize.ts
index d0e055f46..ebb91c94d 100644
--- a/src/directives/colony/colonize.ts
+++ b/src/directives/colony/colonize.ts
@@ -1,13 +1,14 @@
-import {profile} from '../../profiler/decorator';
-import {Directive} from '../Directive';
-import {ClaimingOverlord} from '../../overlords/colonization/claimer';
-import {Colony} from '../../Colony';
-import {PioneerOverlord} from '../../overlords/colonization/pioneer';
-import {MY_USERNAME} from '../../~settings';
-import {log} from '../../console/log';
-import {Roles} from '../../creepSetups/setups';
-import {Cartographer, ROOMTYPE_CONTROLLER} from '../../utilities/Cartographer';
-import {printRoomName} from '../../utilities/utils';
+import { Colony } from '../../Colony';
+import { log } from '../../console/log';
+import { Roles } from '../../creepSetups/setups';
+import { RoomIntel } from '../../intel/RoomIntel';
+import { ClaimingOverlord } from '../../overlords/colonization/claimer';
+import { PioneerOverlord } from '../../overlords/colonization/pioneer';
+import { profile } from '../../profiler/decorator';
+import { Cartographer, ROOMTYPE_CONTROLLER } from '../../utilities/Cartographer';
+import { printRoomName } from '../../utilities/utils';
+import { MY_USERNAME } from '../../~settings';
+import { Directive } from '../Directive';
 
 
 /**
@@ -67,6 +68,20 @@ export class DirectiveColonize extends Directive {
 			// Remove the directive
 			this.remove();
 		}
+
+		// if reserved or owned by Overmind user - throw warning but don't remove? Included code to remove, just commented out.
+		let AssimilatedRoomOwner = (typeof RoomIntel.roomOwnedBy(this.pos.roomName) === 'string' && RoomIntel.roomOwnedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomOwnedBy(this.pos.roomName)!))
+		let AssimilatedRoomReserved = (typeof RoomIntel.roomReservedBy(this.pos.roomName) === 'string' && RoomIntel.roomReservedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomReservedBy(this.pos.roomName)!))
+		//log.debug(`${this.print} Owned by: ${RoomIntel.roomOwnedBy(this.pos.roomName)}, who is ${AssimilatedRoomOwner} Assimilated. Reserved by: ${RoomIntel.roomReservedBy(this.pos.roomName)}, who is ${AssimilatedRoomReserved} Assimilated`)
+		if (Game.time % 10 == 2 && AssimilatedRoomOwner) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomOwnedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
+		else if (Game.time % 10 == 2 && AssimilatedRoomReserved) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomReservedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
+
 		if (Game.time % 10 == 2 && this.room && !!this.room.owner && this.room.owner != MY_USERNAME) {
 			log.notify(`Removing Colonize directive in ${this.pos.roomName}: room already owned by another player.`);
 			this.remove();
diff --git a/src/directives/colony/incubate.ts b/src/directives/colony/incubate.ts
index d6d136bd5..24f759e9d 100644
--- a/src/directives/colony/incubate.ts
+++ b/src/directives/colony/incubate.ts
@@ -1,8 +1,11 @@
-import {profile} from '../../profiler/decorator';
-import {Directive} from '../Directive';
-import {ClaimingOverlord} from '../../overlords/colonization/claimer';
-import {Colony} from '../../Colony';
-import {SpawnGroup} from '../../logistics/SpawnGroup';
+import { Colony } from '../../Colony';
+import { log } from '../../console/log';
+import { RoomIntel } from '../../intel/RoomIntel';
+import { SpawnGroup } from '../../logistics/SpawnGroup';
+import { ClaimingOverlord } from '../../overlords/colonization/claimer';
+import { profile } from '../../profiler/decorator';
+import { Directive } from '../Directive';
+import { MY_USERNAME } from '../../~settings';
 
 
 /**
@@ -43,5 +46,18 @@ export class DirectiveIncubate extends Directive {
 				this.remove();
 			}
 		}
+
+		// if reserved or owned by Overmind user - throw warning but don't remove? Included code to remove, just commented out.
+		let AssimilatedRoomOwner = (typeof RoomIntel.roomOwnedBy(this.pos.roomName) === 'string' && RoomIntel.roomOwnedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomOwnedBy(this.pos.roomName)!))
+		let AssimilatedRoomReserved = (typeof RoomIntel.roomReservedBy(this.pos.roomName) === 'string' && RoomIntel.roomReservedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomReservedBy(this.pos.roomName)!))
+		//log.debug(`${this.print} Owned by: ${RoomIntel.roomOwnedBy(this.pos.roomName)}, who is ${AssimilatedRoomOwner} Assimilated. Reserved by: ${RoomIntel.roomReservedBy(this.pos.roomName)}, who is ${AssimilatedRoomReserved} Assimilated`)
+		if (Game.time % 10 == 2 && AssimilatedRoomOwner) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomOwnedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
+		else if (Game.time % 10 == 2 && AssimilatedRoomReserved) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomReservedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
 	}
 }
diff --git a/src/directives/colony/outpost.ts b/src/directives/colony/outpost.ts
index 4c4dc158b..4627ddd92 100644
--- a/src/directives/colony/outpost.ts
+++ b/src/directives/colony/outpost.ts
@@ -1,10 +1,11 @@
-import {Directive} from '../Directive';
-import {profile} from '../../profiler/decorator';
-import {ReservingOverlord} from '../../overlords/colonization/reserver';
-import {StationaryScoutOverlord} from '../../overlords/scouting/stationary';
-import {Cartographer, ROOMTYPE_CONTROLLER} from '../../utilities/Cartographer';
-import {RoomIntel} from '../../intel/RoomIntel';
-import {log} from '../../console/log';
+import { MY_USERNAME } from '../../~settings';
+import { log } from '../../console/log';
+import { RoomIntel } from '../../intel/RoomIntel';
+import { ReservingOverlord } from '../../overlords/colonization/reserver';
+import { StationaryScoutOverlord } from '../../overlords/scouting/stationary';
+import { profile } from '../../profiler/decorator';
+import { Cartographer, ROOMTYPE_CONTROLLER } from '../../utilities/Cartographer';
+import { Directive } from '../Directive';
 
 /**
  * Claims a new room and incubates it from the nearest (or specified) colony
@@ -39,6 +40,20 @@ export class DirectiveOutpost extends Directive {
 			log.warning(`Removing ${this.print} since room is owned!`);
 			this.remove();
 		}
+
+		// if reserved or owned by Overmind user - throw warning but don't remove? Included code to remove, just commented out.
+		let AssimilatedRoomOwner = (typeof RoomIntel.roomOwnedBy(this.pos.roomName) === 'string' && RoomIntel.roomOwnedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomOwnedBy(this.pos.roomName)!))
+		let AssimilatedRoomReserved = (typeof RoomIntel.roomReservedBy(this.pos.roomName) === 'string' && RoomIntel.roomReservedBy(this.pos.roomName) != MY_USERNAME && Assimilator.isAssimilated(RoomIntel.roomReservedBy(this.pos.roomName)!))
+		//log.debug(`${this.print} Owned by: ${RoomIntel.roomOwnedBy(this.pos.roomName)}, who is ${AssimilatedRoomOwner} Assimilated. Reserved by: ${RoomIntel.roomReservedBy(this.pos.roomName)}, who is ${AssimilatedRoomReserved} Assimilated`)
+		if (Game.time % 10 == 2 && AssimilatedRoomOwner) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomOwnedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
+		else if (Game.time % 10 == 2 && AssimilatedRoomReserved) {
+			log.warning(`${this.print} is in a room controlled by another Overmind user ${RoomIntel.roomReservedBy(this.pos.roomName)}!`)
+			//this.remove();
+		}
+
 		if (Game.time % 10 == 3 && this.room && this.room.controller
 			&& !this.pos.isEqualTo(this.room.controller.pos) && !this.memory.setPosition) {
 			this.setPosition(this.room.controller.pos);
diff --git a/src/strategy/Strategist.ts b/src/strategy/Strategist.ts
index 630b75da9..d99d4395e 100644
--- a/src/strategy/Strategist.ts
+++ b/src/strategy/Strategist.ts
@@ -1,14 +1,14 @@
-import {Autonomy, getAutonomyLevel, Mem} from '../memory/Memory';
-import {Colony, getAllColonies} from '../Colony';
-import {DirectiveColonize} from '../directives/colony/colonize';
-import {Cartographer} from '../utilities/Cartographer';
-import {MIN_EXPANSION_DISTANCE} from './ExpansionPlanner';
-import {maxBy} from '../utilities/utils';
-import {log} from '../console/log';
-import {Pathing} from '../movement/Pathing';
-import {assimilationLocked} from '../assimilation/decorator';
-import {MAX_OWNED_ROOMS, SHARD3_MAX_OWNED_ROOMS} from '../~settings';
-import {profile} from '../profiler/decorator';
+import { Colony, getAllColonies } from '../Colony';
+import { assimilationLocked } from '../assimilation/decorator';
+import { log } from '../console/log';
+import { DirectiveColonize } from '../directives/colony/colonize';
+import { Autonomy, Mem, getAutonomyLevel } from '../memory/Memory';
+import { Pathing } from '../movement/Pathing';
+import { profile } from '../profiler/decorator';
+import { Cartographer } from '../utilities/Cartographer';
+import { maxBy } from '../utilities/utils';
+import { MAX_OWNED_ROOMS, MY_USERNAME, SHARD3_MAX_OWNED_ROOMS } from '../~settings';
+import { MIN_EXPANSION_DISTANCE } from './ExpansionPlanner';
 
 
 const CHECK_EXPANSION_FREQUENCY = 1000;
@@ -114,6 +114,13 @@ export class Strategist implements IStrategist {
 				if (_.any(adjacentRooms, roomName => Memory.rooms[roomName][_RM.AVOID])) {
 					continue;
 				}
+
+				// Are there other Overmind users nearby?
+				if (_.any(adjacentRooms, roomName => typeof Game.rooms[roomName].owner === 'string' && Game.rooms[roomName].owner != MY_USERNAME && Assimilator.isAssimilated(Game.rooms[roomName].owner!))) {
+					score -= TOO_CLOSE_PENALTY;
+					log.debug(`Strategist triggered too close to overmind user ${Game.rooms[roomName].owner} for ${roomName}`)
+				}
+
 				// Reward new minerals and catalyst rooms
 				let mineralType = Memory.rooms[roomName][_RM.MINERAL]
 								  ? Memory.rooms[roomName][_RM.MINERAL]![_RM_MNRL.MINERALTYPE]