Lightyear Frontier Mech Upgrades Guide

The five old systems still explain the menu

The wiki divides the mech into five systems: tools, mech parts, transform modes, mod chips and the Mech Depot. That map is still useful in 1.0 because the menu keeps those categories, even though the upgrade rules changed. Tools do the farming and gathering work; parts carry the mech’s base stats; modes change its movement or field behavior; mods add effects; the depot is where you unlock and upgrade.

Think of the mech as the character sheet of the farm. A tool upgrade is not a side grade if it gates a harder ore, a stronger weed or a longer vacuum range. The first priority is the tool that blocks the next region or resource, not the cosmetic part with the best color.

What 1.0 changed

The official 1.0 notes describe a convenience rework. Each piece now has a dedicated slot where you unlock and upgrade it along a preset path. You no longer craft duplicate Mk.1/Mk.2 tools and swap them in and out; the upgrade belongs to the slot. Base stats improve as you invest.

Power costs from tools, parts and modes are removed. The mod system is smaller: fewer mod slots, but each mod has a stronger effect. Existing mods are carried over and compensated with equivalent parts. 1.0 also adds Skyblazer flight, Seed Minigun and Hover Thrusters, and reworks Hydro Blast and Weak Point.

• Dedicated slot for every tool, part and mode.
• Preset upgrade path instead of duplicate tools.
• No Power cost on tools, parts or modes.
• Fewer mod slots with stronger mods.
• Skyblazer, Seed Minigun and Hover Thrusters added.

The old Upgrade Depot recipe

The 2024 IGN guide says the Upgrade Depot costs 24 Stone, 4 Aluminum Rods and 4 Aluminum Frames. Aluminum is first mined in the starting region, and the first aluminum harvest unlocks the Assembler needed for the frames. That recipe is useful for understanding the material chain; it is not a confirmed 1.0 price.

2024 Early Access recipe. 1.0 rebalanced costs; check the current build menu.

Which tools to upgrade first

The 2024 priority list still describes the job each tool does: Spike Saw for wood and crystal, Vacuum Harvester for weeds and plants, Irrigation Hose for sludge and watering, and the seed tool for planting. Upgrade the tool that is actually blocking you. If a crystal will not break, the Spike Saw tier is the gate; if a region’s sludge will not wash away, the Hose is the gate; if vacuum range is too short for a weed patch, the Harvester is the gate.

1.0’s removal of Power costs means you do not have to choose between a tool you need and a part you want for a loadout budget. You still choose where to spend materials. A balanced first pass—one tier in each working tool—usually opens more tasks than maxing one cosmetic part.

Mods, parts and the new modes

Mods are effects, not the base tool. Old mods covered lock-on targeting, capacity and fuel efficiency; 1.0 keeps the idea with fewer slots and stronger effects. Put a mod on the tool you use most, then test whether the effect changes a real task—harvest range, targeting, capacity—before adding another.

Skyblazer is the headline new movement mode. Seed Minigun changes planting, and Hover Thrusters change traversal. These are not cosmetic unlocks; they change how quickly you can cross the farm and how much field work you can do in one pass. The exact unlock milestones and material costs were not published in the accessible sources.

Appearance and the missing cost table

The 2025 mech video shows an Appearance menu in the Mech Depot that changes colors without consuming Paint, and an “apply to all” option for parts. The 1.0 menu was reworked, so the exact location may differ, but the separation of appearance from stats is the important part: a color change should not be treated as an upgrade.

The biggest gap on this page is the 1.0 cost table. Official notes confirm the new upgrade path but do not list every material and stat value, and the old IGN/wiki tables are pre-rebalance. Do not use an old material list as a current shopping list; open the depot and read the requirement on the slot you are upgrading.

1.0 keeps the appearance system: upgrading a part unlocks that appearance, and 1.0 adds a new Mech Set. The official notes confirm the set exists but never name it, so a named 1.0 set from a video is unverified. Sets that do have a dated announcement, and the mailbox steps for the Vintage Taxi set, sit on the mech skins page.

Mech skins: Vintage Taxi and the other announced sets→