Slay The Spire 2 Forge: How The Regent Forge Mechanic Works
The Forge mechanic in Slay the Spire 2 increases the damage of a retained attack over multiple turns. Forge cards stack bonuses on that attack while it stays in your hand, allowing the Regent to unleash one extremely powerful hit later in the fight. This mechanic turns a single card into a scaling finisher that can delete elites or heavily damage bosses once enough Forge stacks are built.
What The Forge Mechanic Does In Slay The Spire 2
Forge is a mechanic tied to the Regent character. Certain Regent cards apply Forge effects that increase the damage of a specific attack that is being retained in your hand.
Instead of playing attacks immediately, Forge builds power over time. Each Forge effect increases the damage of the stored attack, allowing it to grow stronger every turn until you finally play it.
This creates a slower setup playstyle where you prepare the finishing attack first, then release it once the damage becomes large enough.
Why Retained Attacks Are Important For Forge
Forge works because the attack stays in your hand between turns.
Retained cards do not disappear when your turn ends. This means the attack can continue receiving Forge bonuses while it sits in your hand.
Every time you play another Forge card, the retained attack gains more damage. The longer you hold it, the stronger it becomes.
Because of this, Forge decks treat their retained attack like a finishing move instead of a normal attack.
Sovereign Blade And Forge Timing
One of the most common Forge strategies revolves around Sovereign Blade.
Sovereign Blade benefits heavily from Forge because it can be retained while Forge bonuses stack. If you time the attack correctly, the damage can become extremely high before you play it.
Deck cycling becomes important here. Sovereign Blade often appears once per deck cycle, which means you want to use it after most Forge cards have already been played.
A common pattern players follow is:
Play Forge cards first while your deck cycles
Allow Forge stacks to build on the retained attack
Use Sovereign Blade before the deck reshuffles
Allow the deck to reshuffle after the attack is used
This helps ensure the attack receives the maximum number of Forge bonuses.
Why Deck Cycling Matters With Forge
Forge decks depend heavily on understanding when your deck will reshuffle.
If you play the finishing attack too early, you lose damage because Forge cards that are still in the draw pile have not been used yet.
If you wait too long, the deck may reshuffle while you are still holding the attack. This can cause you to miss the ideal moment to play it.
Watching your draw pile size helps you plan when the attack should be used.
Tips For Running Forge Builds
Build Forge stacks before using your main attack
Treat the retained attack as your finishing move
Pay attention to your draw pile size and reshuffle timing
Use Sovereign Blade after most Forge cards have been played
Plan for longer fights where your damage can fully scale
Forge decks reward patience and timing more than constant attacking.
Final Blurb
Forge gives the Regent one of the most unique playstyles in Slay the Spire 2. Instead of dealing steady damage every turn, Forge builds power on a single retained attack until it becomes a massive finishing strike. Learning how to manage retained cards, stack Forge effects, and time your attack around deck reshuffles is the key to making this mechanic work.
FAQ
What does Forge do in Slay the Spire 2
Forge increases the damage of a retained attack card over multiple turns. The longer the attack stays in your hand while Forge effects are applied, the stronger the final hit becomes.
Which character uses the Forge mechanic
Forge is used by the Regent character in Slay the Spire 2. Many of the Regent’s cards apply Forge bonuses to retained attacks.
What is the best card to use with Forge
Sovereign Blade is commonly used with Forge builds because it can be retained while Forge stacks increase its damage.
Why does deck cycling matter for Forge builds
Forge bonuses come from specific cards. Playing the finishing attack before those cards are drawn can reduce your total damage, so understanding when your deck will reshuffle helps maximize Forge stacks.

