Navigating the Tactical Master Research Tree

In Last Z: Survival Shooter, the Tactical Master research tree is crucial for enhancing your military capabilities. This extensive branch focuses on significant combat improvements for your troops and boosts for faction hero attack and defense stats.

To fully complete this formidable research branch, players will need to accumulate a grand total of 6,000,590 badges.

Research Tree Overview

The Tactical Master tree consists of 33 distinct nodes and a cumulative 470 levels to upgrade. Progressing through this branch ultimately leads to powerful endgame technologies such as Crippling Strike and Bulwark.

Each research node has prerequisite technologies, forming a connected tree structure. The listed badge costs below represent the total expenditure for maxing out each individual node.

Node Progression and Costs

Node Name	Levels	Total Badges Required
Fire Up	Lv. 1-10	33,810
Armor Upgrade	Lv. 1-10	33,810
Rose Bloom	Lv. 1-20	101,440
Morning Star	Lv. 1-20	101,440
Light of Order	Lv. 1-20	101,440
Rose Barrier	Lv. 1-20	101,440
Dawn's Light	Lv. 1-20	101,440
Shield of Order	Lv. 1-20	101,440
Rapid Casualty Care	Lv. 1-10	67,610
Joint Operation	Lv. 1-10	67,610
Combat Policy	Lv. 1-10	67,610
Field Training	Lv. 1-10	67,610
Mobile Defense	Lv. 1-10	67,610
Interceptions	Lv. 1-10	67,610
Camo Coating	Lv. 1-10	67,610
Recharge Shield	Lv. 1-10	118,320
Rose Bloom	Lv. 1-20	304,260
Morning Star	Lv. 1-20	304,260
Light of Order	Lv. 1-20	304,260
Rose Barrier	Lv. 1-20	304,260
Dawn's Light	Lv. 1-20	304,260
Shield of Order	Lv. 1-20	304,260
Propulsion	Lv. 1-5	84,510
Destruction Crew	Lv. 1-5	84,510
Joint Operation	Lv. 1-10	202,830
Combat Policy	Lv. 1-10	202,830
Field Training	Lv. 1-10	202,830
Mobile Defense	Lv. 1-10	202,830
Interceptions	Lv. 1-10	202,830
Camo Coating	Lv. 1-10	202,830
Recharge Shield	Lv. 1-20	507,060
Crippling Strike	Lv. 1-20	507,060
Bulwark	Lv. 1-20	507,060

Prerequisites

To begin researching in the Tactical Master tree, your Laboratory must reach Level 31.

Key Research Investments

Some nodes demand a substantial badge investment. The most expensive individual nodes in this branch, aside from their parent requirements, are:

• Recharge Shield (Lv. 1-20): Requires 507,060 badges.
• Crippling Strike (Lv. 1-20): Requires 507,060 badges.
• Bulwark (Lv. 1-20): Requires 507,060 badges.

Quick Tips

• Prioritize Lab Upgrades: Ensure your Laboratory is at least Level 31 to unlock this branch.
• Focus on Combat Gains: This tree primarily boosts troop and hero combat stats.
• Plan Ahead: The total badge cost is substantial, so budget your resources wisely.
• Understand Prerequisites: Remember that each node requires previous technologies in its path to be researched first.
• High-Cost Nodes: Be prepared for the significant badge expenditure on later-stage nodes like Crippling Strike and Bulwark.