# Drop Lab > Drop Lab is a browser arcade for free point-based Plinko and Rock Paper Scissors battles. ## About - Drop Lab's primary game is a deterministic browser Plinko arcade with 17 displayed buckets and fixed multipliers. - Free Plinko play uses points. Paid USDC play is eligibility-gated, chance-based, and separate from free play. - A bonus drop becomes available after each 10 regular drops. - Paid deposits and withdrawals settle only after the required Solana confirmation checks; withdrawals include a 5% service fee. ## Games - [Plinko Arcade](https://wdroplabs.com/): Drop a ball through the Plinko board and receive the displayed bucket result. - [RPS Fight Club](https://wdroplabs.com/rps.html): Lock Rock, Paper, or Scissors against the training bot. A confirmed winning choice lands one hit; ties deal no damage. - [Battle Queue](https://wdroplabs.com/battle-lobby): Review supported server-authoritative battle modes. ## Public information - [Leaderboards](https://wdroplabs.com/leaderboards): Public completed wins using display names only. - [How Drop Lab works](https://wdroplabs.com/#how-it-works): Rules, result handling, and play flow. - [Responsible play](https://wdroplabs.com/#responsible-play): Limits, eligibility, and risk information. - [Frequently asked questions](https://wdroplabs.com/#faq): Answer-first explanations of the arcade. ## Canonical source - The public pages above are the canonical sources for describing Drop Lab. - Account, operator, wallet, battle-session, and API routes are not public documentation.