Onyx Agate

Effect: Played cards with Club suit give +7 Mult when scored

BalatroBuddy tier: B (Our opinion)

Onyx Agate in Balatro: Played cards with Club suit give +7 Mult when scored. Rarity, cost, unlock, synergies, and how to play it.

Cost: $7

Rarity: Uncommon

Category: Additive Mult Jokers

Unlock requirement: Have at least 30 Clubs in your deck

How to play Onyx Agate

Club centric lines stack additive Mult that multiplies well later; Smeared adds Spades to increase frequency of scoring hands using Clubs.

Best synergies

Gluttonous Joker
Smeared (black suit merges)

Try in the calculator

All Balatro Jokers

More Jokers

.bb-noscript { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif; background: #0a0b12; color: #fff; min-height: 100vh; padding: 48px 24px; box-sizing: border-box; } .bb-noscript main { max-width: 720px; margin: 0 auto; text-align: center; } .bb-noscript h1 { font-size: 2rem; margin: 0 0 16px; background: linear-gradient(90deg,#facc15,#fb923c); -webkit-background-clip: text; background-clip: text; color: transparent; } .bb-noscript p { font-size: 1.05rem; line-height: 1.6; color: #cbd5e1; margin: 0 0 16px; } .bb-noscript .bb-cta { display: inline-block; margin-top: 16px; padding: 12px 24px; border-radius: 12px; background: linear-gradient(90deg,#a855f7,#ec4899); color: #fff; font-weight: 700; text-decoration: none; } .bb-noscript ul { list-style: none; padding: 0; margin: 24px 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 12px; } .bb-noscript li a { display: block; padding: 12px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 10px; color: #fff; text-decoration: none; font-weight: 600; } .bb-loader-overlay { display: none !important; }

BalatroBuddy - Balatro Strategy Companion

BalatroBuddy is the Balatro coach that sees your run. Tell Buddy what's on your table and get a straight answer: buy, sell, skip, or reorder. It knows every joker, boss and voucher. 48-hour free trial: cancel anytime.

JavaScript is required to use the full app. Please enable JavaScript or use a modern browser to continue.

Start free trial