Index: binaries/data/mods/public/simulation/ai/petra/config.js
===================================================================
--- binaries/data/mods/public/simulation/ai/petra/config.js
+++ binaries/data/mods/public/simulation/ai/petra/config.js
@@ -124,7 +124,7 @@
 		"defenseBuilding": 70,
 		"civilCentre": 950,
 		"majorTech": 700,
-		"minorTech": 40,
+		"minorTech": 250,
 		"wonder": 1000,
 		"emergency": 1000    // used only in emergency situations, should be the highest one
 	};
Index: binaries/data/mods/public/simulation/ai/petra/headquarters.js
===================================================================
--- binaries/data/mods/public/simulation/ai/petra/headquarters.js
+++ binaries/data/mods/public/simulation/ai/petra/headquarters.js
@@ -2719,7 +2719,7 @@
 		if (this.needCorral && gameState.ai.playedTurn % 4 == 3)
 			this.manageCorral(gameState, queues);
 
-		if (!queues.minorTech.hasQueuedUnits() && gameState.ai.playedTurn % 5 == 1)
+		if (gameState.ai.playedTurn % 5 == 1)
 			this.researchManager.update(gameState, queues);
 	}
 
Index: binaries/data/mods/public/simulation/ai/petra/researchManager.js
===================================================================
--- binaries/data/mods/public/simulation/ai/petra/researchManager.js
+++ binaries/data/mods/public/simulation/ai/petra/researchManager.js
@@ -82,6 +82,11 @@
 	let numWorkers = phase1 ? gameState.getOwnEntitiesByRole("worker", true).length : 0;
 	for (let tech of techs)
 	{
+		if (if (tech[0].indexOf("unlock_champion") == 0))
+			return { "name": tech[0], "increasePriority": true };
+		if (tech[0] == "traditional_army_sele" || tech[0] == "reformed_army_sele")
+			return { "name": pickRandom(["traditional_army_sele", "reformed_army_sele"]), "increasePriority": true };
+
 		if (!tech[1]._template.modifications)
 			continue;
 		let template = tech[1]._template;