← Crypto Scam Library · Risk checks · Research

Rug Pulls: How Liquidity Vanishes and How to See It Coming

By Verixia Research · reviewed 2026-08-05 · educational — not financial advice

What a rug pull is

A rug pull is the deliberate removal of a token's value by the people who launched it — most directly by pulling the liquidity that lets holders sell. One transaction empties the pool; the token still exists but there is nothing to trade it against, so its price collapses to zero.

Rugs are not bad luck or a bad market. They are a structural option the team kept open, exercised on their schedule.

The three enabling structures

Unlocked liquidity: if the LP tokens aren't burned or time-locked, the deployer can withdraw the pool whenever they choose. Concentrated supply: a deployer or connected wallets holding a large share can dump into the pool, which is a soft rug with the same result. Upgrade or authority keys: mint authority lets them inflate supply into your buys; a proxy admin can rewrite the rules.

A launch can survive one of these. The combination — thin unlocked liquidity, a fat dev wallet, and live authorities — is the classic rug setup.

The tells

LP not locked or burned; a lock that expires in days; top wallets holding a large connected share; a deployer that has launched and abandoned tokens before; social channels that go quiet or delete history; a token weeks old with a countdown-style hype cycle.

Deployer history is underrated: the same wallet shipping the same bytecode repeatedly is the single best predictor.

How to avoid it

Check LP lock status and depth, holder concentration, and authority flags together before entering anything young. Re-check around large unlock dates. Treat 'liquidity locked' as a claim to verify on-chain, not a promise to trust.

Check a token now: run this check on any contract →

Other scam patterns