Mezue ahịrịokwu na-esonụ: Tupu oge ngwụcha ahịa 2013-14 ahụ, ndị Blues gbanwere Halák, Chris Stewart, William Carrier,
Na 2015, na nhọrọ nke atọ na-ahọrọ na 2014 na Buffalo Sabres na mgbanwe maka Ryan Miller na Steve Ott na 28 February 2014. Halák apụtaghị n'egwuregwu maka Sabres ma emesịa mesoo ya na nchịkọta nke atọ na Washington Capitals na mgbanwe maka Michal Neuvirth na Rostislav Klesla na njedebe nke ahia. Halák yi uwe maka ndị Sabres dị ka onye na-eche nche na-eche nche na otu egwuregwu, na-eme ka ọ bụrụ onye ọkpụkpọ nke 10 na akụkọ ihe mere eme nke Sabres na-eyi uwe maka otu egwuregwu n'egwuregwu oge niile ma ọ bụghị igwu egwu.