Also scoring in double figures for Tulsa was Robert Vaden with 20 and Elijah Millsap with 12.
Tulsa, the fourth overall seed, led by as many as 12 in the contest and improved to 6-3 overall against the Legends this season. As a team, the 66ers recorded 19 assists, led by four from forward Lewis.
The eighth-seeded Legends were led by Joe Alexander with 15 points and 10 rebounds and Sean Williams with 11 points and 17 boards.
Defensively, the 66ers held the Legends to 32-73 (.438) shooting from the floor and forced 22 turnovers, including 12 steals. Garrett Williamson and Lewis led the 66ers in thefts with three each.
The 66ers were without Larry Owens, Matt Bouldin and Latavious Williams Wednesday night. Owens became the 22nd GATORADE Call-Up of the 2010-11 season by signing with the Washington Wizards for the remainder of the season earlier in the day. Bouldin and Williams were held out due to injury.
The two Western Conference foes will square off for Game Two of the best-of-three series this Friday night, April 8, in Tulsa inside the Tulsa Convention Center at 7 p.m.
Tulsa fans can call the 66ers business office at (918) 585-8444 for special ticket packages for home playoff games or log onto Tulsa66ers.com for more information.