is designed to generate extra revenue by reordering and/or inserting transactions in an otherwise normal block to generate arbitrage opportunities.
MEV bots can also see pending liquidation transactions and front-run them to buy the liquidated assets first at a discount. The validator gets to propose a block using a relay that outsources their block production to entities specialized in extracting this extra revenue. They will get a cut of this revenue in exchange for allowing the MEV bot to front-run the transaction.The highest MEV bot block reward was 584.05 ETH, valued at around $1 million, around 12 hours ago, according to
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econoar “A bot notices an incoming hack in the mempool, reproduces the tx [transaction] and front runs it”, he explained before adding, “To do so they pay the block producer a lot of ETH to be front of the line.”
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