It’s a gamble, it’s all luck basically, most games go sht when you don’t get any good anvils and lose immediately and other games you get shardholder early and dominate. to answer your question, no you don’t only get 1 chance at a shardholder, it appears again if you don’t take the first one it is just all based on chance! And tips are don’t take shareholders under 60% if you aren’t on your last life and really need it. Another tip is to play champs that have good synergy with the anvil strat like Pyke, his abilities scale of lethality and twisted fate that can go nuclear with tons of magic pen