In an unsealed complaint, Albertsons claims that Kroger’s hubris and reluctance to divest of stores sank their merger; Kroger has said its rival breached the agreement.

Antitrust experts say a few core issues prompted the judges to say no the merger, ultimately dooming the deal.

Grocery chain Albertsons called off its $25 billion blockbuster merger with Kroger Wednesday after a federal judge halted the deal.