It is the hit that transformed British theatre. As Jez Butterworth’s epochal drama returns, our critic chooses the 25 best plays since Jerusalem – from exploited boxers to warring kingsFinance shot to the top of the theatrical agenda in the wake of free-market crises and capitalist corruption. What hit one about Lucy Prebble’s play, charting the rise and fall of a Texan energy company that ended with debts of $38bn, was the element of fantasy in the corporate world. “We’re not an energy company – we’re a powerhouse of ideas,” claimed Enron’s hubristic chief exec.