The Mississippi RiverKings ended the Thunder's four-game winning streak, beating Wichita 5-0 on Saturday in Southaven, Miss.
RiverKings winger Matt Summers scored a natural hat trick, and goalie Alexander Pechurskiy had 27 saves in the shutout.
It was the first time this season the Thunder has been shutout.
Summers scored a pair of second period goals separated by 1:50 that helped Mississippi take a 3-0 lead. He added his third goal midway through the third period.
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Wichita was 0 for 7 on the power play.
Wichita0 0 0—0 Mississippi1 2 2—5
Scoring—1, Miss., Levesque (Lutz, Flath), 1:33. Penalties— Maslonka, Miss. (fighting), :03; Richards, Wich. (fighting), :03; Dumont, Miss. (kneeing), 6:50; Bennefield, Wich. (holding), 11:55; Levesque, Miss. (interference), 13:45; Lackner, Miss. (high sticking), 15:50.
Scoring—2, Miss., Summers (Lutz, Richards), 12:23 (pp). 3, Miss., Summers (Levesque), 14:13.
Penalties—Richards, Miss. (slashing), 4:21; Greene, Wich. (hooking), 10:47; Smith, Miss. (tripping), 16:49.
Scoring—4, Miss., Summers (Marshall, Richards), 12:26. 5, Miss., Flath (Landmesser), 16:35. Penalties— Miller, Miss. (cross checking), 4:19; Schwab, Wich. (pick up pick), 4:19; Looby, Wich. (goalie interference), 4:44; Miller, Miss. (tripping), 9:59; Miller, Miss. (fighting), 14:50; Richards, Wich. (fighting), 14:50; Kaminski, Miss. (abuse of officials), 14:50; Galbraith, Wich. (interference), 15:32; Flath, Miss. (fighting), 16:51; Bennefield, Wich. (fighting), 16:51.
Shots on Goal—Wichita 10-11-6—27; Mississippi 6-7-10—23.
Power-play opportunities—Wichita 0 for 7, Mississippi 1 for 4.
Goalies—Wichita, Delmas (23 shots-18 saves). Mississippi, Pechurskiy (27-27).
A—2,445. T— 2:23