Our MoP Classic item table (the Blizzard item records our Auction House scanner has collected) has 7 other staff two-hand items between item level 429 and 450; 3 of them carry fixed stats.
Cheapest listed staff two-hand items at a similar or higher item level: Kaleiki's Lost Training Staff at 499 gold99 silver (item level 450, requires level 85).
Other armor types for the two-hand slot within 6 item levels of 450: two-handed mace (1): Lerah's Ribsmasher.
Connected realms with a listing in the latest MoP Classic scan: EU 0 of 25, KR 0 of 5, TW 0 of 8, US 0 of 23.
Item data: MoP Classic client datamine, build 5.5.4.70631. Prices: per-unit buyouts from one Blizzard Auction House snapshot per connected realm per hour; market is the quantity-weighted median of a realm's listings. Retail column: the retail client datamine.
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