SNK 2, The King of Fighters 2000, Marvel Vs. Capcom 1 & 2, the Alpha/Zero series & the SF III series at the time CvS 2 was released, & that game was released in the Arcades back on August of 2001. That also includes more SF & KOF characters themselves who were introduced in SF IV & SF V, as well as from KOF 2001 to KOF XV now. More @Wikipedia
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