mev-toolkit/MEV_searchers/pvp_war

PvP bot battles

cool stories

salmonella

• exploited the generalised nature of front-running setups through an erc20 token that could detect when a non-owner is transacting it, returning just 10% of the amount.
• source code

kattana

• trap for front-running bots during token listing.

YOLOchain

• bert miller thread
  • instead of users paying tx fees via gas prices, flashbots users pay fees via a smart contract call which transfers eth to miner.
  • miners receive bundles of txs from users and include the bundle that pays the most
  • sandwich bots watch the mempool for users buying on dexes and sandwich them
  • bots will simulate their txs on local infrastrcuture

other stories of hacked MEV bot

• https://twitter.com/AnciliaInc/status/1580705036400611328
• https://twitter.com/BlockSecTeam/status/1580779311862190080
• https://twitter.com/MevRefund/status/1537421091697836032
• https://twitter.com/MevRefund/status/1580652170592280576
• a list of malicious tokens[https://github.com/kailinr/cyanide]

---

resources

• disassembling mev bots, by noxx
• [toxic tokens contracts (salmonella derivatives)