ForgeTax Wiki

ForgeTax Relic Synergy and Mechanics Guide

November 15, 2026822 words5 min read

Learn how to use the relic machine in ForgeTax to build powerful synergies, manipulate luck, and meet the dragon's tribute requirements.

In ForgeTax, relic synergy is the primary method for manipulating the odds of the forge and scaling your economy to meet the dragon's escalating tribute. By sacrificing forged blades to the Relic Machine, players can acquire strange effects that combine to turn basic forging advantages into high-value fortunes. Building these synergies is essential for surviving the dark roguelite loop, as every relic purchased represents a direct trade-off between immediate power and the tribute required to appease the dragon.

The Relic Machine and Sacrifice Mechanics

The core of relic synergy lies in the Relic Machine, a specialized device within the forge that accepts swords as currency. Unlike standard merchants, the Relic Machine requires you to spend the very items you are forging to stay alive.

  • The Cost of Power: Every blade spent on a relic is a blade that cannot be offered to the dragon. This creates a high-stakes resource management loop where you must decide if a relic's potential synergy is worth the risk of falling short on tribute.
  • Draw Ticket Manipulation: Relics allow players to change their "draw tickets." While the specific pool of tickets is not fully detailed in official documentation, these tickets influence the outcomes of your forging sessions and the types of advantages you can pull during a run.
  • Combining Effects: Synergies are formed by layering multiple relics. The game encourages players to "combine strange effects" to build around their current luck or, in advanced builds, to "change what luck means" entirely.

Building Synergies for Mastery

To achieve high-level forging—such as reaching the +30 enhancement required for various Mastery achievements—relic synergies are often required to mitigate the risk of a blade shattering.

Core Synergy Components

Based on confirmed game mechanics, synergies typically focus on three areas:

  1. Frenzy Optimization: Forging the same sword 10 times charges the Frenzy meter. Relics that interact with this mechanic allow for longer "blazing windows" where you can hammer without the fear of the sword shattering.
  2. Value Scaling: Some synergies focus on pushing a sword's value to "absurd fortunes." This is critical for the "Keep the Change" achievement, which requires paying at least five times the required tribute.
  3. Risk Mitigation: Since any strike can turn a fortune into scrap, relics that "bend the odds" provide a safety net for players attempting to reach +10 or +30 forging milestones.

Compatible Sword Types

Relic synergies can be applied to a variety of specialized blades. According to official records, the following sword types can be forged and potentially used to fuel or benefit from relic effects:

Sword TypeAchievement Goal
SplitbladeForge to +30
Holy SwordForge to +30
RunebladeForge to +30
DragonfangForge to +30
SawbladeForge to +30
Citadel SwordForge to +30
FishbladeForge to +30
World TreeForge to +30
Funerary SwordForge to +30

The Dragon's Tribute and Rage

Synergies are not just for profit; they are a survival necessity. The dragon that owns the forge demands regular payments. If your relic build does not generate enough value to meet the tribute, the dragon's patience thins.

  • Rage Stages: If you fail to pay, the dragon enters "Rage stages." It is possible to pay the tribute in full even at the last Rage stage (earning the "One Last Chance" achievement), but this usually requires a highly optimized relic synergy to produce a massive payout at the final moment.
  • Contract Completion: Defeating the dragon and completing your contract is the ultimate goal, but the game allows for "A Job for Life," where players continue to pay tribute even after the contract is technically fulfilled.

Strategic Tips for Relic Selection

  • Don't Over-Sacrifice: In the early game, spending too many blades on the Relic Machine can lead to an early death if you cannot meet the first few tributes.
  • Focus on Frenzy: Since Frenzy provides a guaranteed safe forging window, any relic that speeds up Frenzy charging or extends its duration is considered a top-tier synergy pick.
  • Merchant Interaction: When visiting a merchant, it is often beneficial to buy out all stock ("I’ll Take Everything") to ensure you have the necessary components to trigger specific relic interactions.

Frequently Asked Questions

How do I unlock new relics?

Relics are primarily obtained through the Relic Machine by spending forged swords. Higher-quality blades or specific sword types may influence the synergies available, though the exact drop tables are currently community-reported.

Can relics prevent my sword from shattering?

Yes, certain relic effects "bend the odds" and interact with the Frenzy mechanic to provide windows where shattering is impossible, allowing you to push a blade's value higher than normal.

What happens if I spend a sword the dragon wanted?

If you spend a blade on a relic and cannot make up the value with other swords, you will progress through the dragon's Rage stages. If you cannot pay by the final stage, you will die to the dragon, unlocking the "Now Hiring" achievement.