Foster made the most of his second chance, scoring 18 to lead the Titans to a 59-45 win over Heritage Hall to advance to the Class 4A state tournament.
“It's an amazing feeling,” Foster said. “I can't wait to get there.”
McLain will play Anadarko at 2 p.m. Thursday at Choctaw High School.
The Titans took the lead for good late in the first quarter, but the Chargers stayed close until the fourth quarter, when McLain hit its free throws to stay in front.
BIG FOURTH LEADS MERRITT BACK TO STATE
Merritt outscored Alva by 12 in the fourth quarter, turning a close game into a comfortable lead, to win 52-39 and advance to the Class 2A state tournament.
Merritt will play Thomas at 7 p.m. Thursday at Oklahoma City University.
The win puts Merritt, last season's runner-up in Class A, in the tournament for the third consecutive season.
Merritt led by one entering the fourth but Alva quickly scored the quarter's first six points to take control.
Branson Daugherty led Merritt with 17 points while Ryan Garner added 11.
Trek Rundle was 6 for 6 from the free-throw line in the fourth quarter and finished with nine points.
ALVA GIRLS CRUISE TO STATE
Alva let Ripley get back into the game once.
It wasn't going to make the same mistake twice.
The Goldbugs made a run just before half to take control and beat Ripley 55-35 Monday night in Enid to advance to the Class 2A girls state tournament.
Alva will play Colbert at 8:30 p.m. Thursday at Westmoore.
The Goldbugs led 10-1 after one before Ripley quickly closed to gap to tie the game at 12.
But Alva closed the half with an 11-2 run to go ahead 23-14 and cruise to the win.
Freshman Jayden Hobbs led Alva with 20 points and seven assists.
Sophomore Lora Riley added 16 points.