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Arsenal — Regent Power Card in Slay the Spire 2

Updated 17 Oct 2026 Source Slay the Spire 2 card data (spire-codex.com API), 577 cards retrieved 17 October 2026 By
Data status: The facts on this page were checked against the source named above. Game values can still shift with a patch, so re-check anything that looks off.
Arsenal card art
Arsenal

Whenever you create a card, gain 1 Strength.

CharacterRegent
TypePower
RarityRare
Cost1 Energy
TargetSelf

Card text

Whenever you create a card, gain 1 Strength.

This card has no upgraded text in the card data, so it does not change on upgrade or the change is not text.

What it applies

  • Arsenal × 1

Other Regent cards at 1 Energy

  • BEGONE! — Choose a card in your Hand to Transform into Minion Strike.
  • Beat into Shape — Deal 5 damage. Forge X. Forges an additional 5 for every other time you've hit the enemy t
  • Black Hole — Whenever you spend or gain 1 Stars, deal 3 damage to ALL enemies.
  • Bundle of Joy — Add 3 random Colorless cards into your Hand.
  • CHARGE!! — Choose 2 cards in your Draw Pile to Transform into Minion Dive Bombs.
  • Child of the Stars — Whenever you spend 1 Stars, gain 2 Block for each 1 Stars spent.

Where to go next

All 577 cards — the full table, filterable by character. Efficiency tier list — every measurable card ranked.

Rarity system explains how often this card appears. Enchantments covers the modifiers that can change it.

Frequently asked questions

What does Arsenal do in Slay the Spire 2?

Whenever you create a card, gain 1 Strength.

How much does Arsenal cost?

1 Energy. It is a Rare Power card.

More Slay the Spire 2 guides

Sources

Figures and item data on this site are read from the game’s own reference wiki before publishing. Where a value could not be confirmed there, the page says so instead of filling the gap.