Antewise

Beam Cell — Defect Attack 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.
Beam Cell card art
Beam Cell

Deal 3 damage. Apply 1 Vulnerable.

CharacterDefect
TypeAttack
RarityCommon
Cost0 Energy
TargetAnyEnemy

Card text

Deal 3 damage. Apply 1 Vulnerable.

Upgraded: Deal 4 damage. Apply 2 Vulnerable.

What it applies

  • Vulnerable × 1

Other Defect cards at 0 Energy

  • Boost Away — Gain 6 Block. Add a Dazed into your Discard Pile.
  • Boot Sequence — Gain 10 Block.
  • Chill — Channel 1 Frost for each enemy.
  • Claw — Deal 3 damage. Increase the damage of ALL Claw cards by 2 this combat.
  • FTL — Deal 5 damage. If you have played fewer than 3 cards this turn, draw 1 card.
  • Go for the Eyes — Deal 3 damage. If the enemy intends to attack, apply 1 Weak.

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 Beam Cell do in Slay the Spire 2?

Deal 3 damage. Apply 1 Vulnerable.

What does upgrading Beam Cell change?

Deal 4 damage. Apply 2 Vulnerable.

How much does Beam Cell cost?

0 Energy. It is a Common Attack 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.