Dee ihe na-aga n'ihu maka paragraf a - Edmonton Oilers họpụtara ya na 105th n'afọ 1986 NHL Entry Draft
, Haas gbara egwuregwu ise maka ndị Oilers n'oge 1990<unk>91 NHL oge, na-agba otu ihe mgbaru ọsọ. Ọ nọrọ ọtụtụ oge ya na ndị otu ha na American Hockey League bụ ndị Cape Breton Oilers. Ọ gwakwara ndị New Haven Nighthawks n'oge 1991-92. N'afọ 1993, ya na Calgary Flames bịanyere aka n'akwụkwọ dịka onye nweere onwe ya, mana ọ ga-egwu egwuregwu NHL abụọ ọzọ, na-agba otu ihe mgbaru ọsọ na otu enyemaka, ọzọ na-etinye oge kachasị oge ya na obere pro leagues.