UPDATE: Now it looks like Orlando is involved due to Toronto looking for a sign & trade with Hedu Turkoglu. Look for the smoke to clear on Thursday.
Both the Associated Press and ESPN are reporting that the trade sending Toronto Raptors forward Shawn Marion to the Mavericks has been agreed to by Toronto and the Memphis Grizzlies. The three team trade sends Jerry Stackhouse and cash to the Grizzlies, while Toronto gets Devean George and Antoine Wright and their expiring contracts. Dallas receives Shawn Marion and forward Kris Humphries.