Eller, 21, was an AHL All-Rookie Team member for the Peoria Rivermen in 2009-10, recording 18 goals and 39 assists for 57 points in 70 games. He also represented Peoria at the 2010 AHL All-Star Classic and was the Reebok/AHL Rookie of the Month for March after registering 17 points and a plus-9 rating in 14 games.
Eller, the 13th overall pick in the 2007 NHL Entry Draft, also played in seven games for the Blues in 2009-10, scoring two goals.
Schultz, 20, played the last four seasons for the Calgary Hitmen in the Western Hockey League. He recorded 55 points (24g, 31a) last season. He was the 87th overall pick (3rd round) by the Blues in the 2008 NHL Entry Draft.
Halak, 25, was 26-13-5 in 2009-10 for Montreal and ranked fourth in the NHL in save percentage (.940), ninth in goals-against average (2.40) and was tied for fifth with five shutouts. He took the Canadiens to the Eastern Conference finals by winning two Game Sevens and eliminating Washington and Pittsburgh.
Halak is also a former AHL All-Star, representing Hamilton at the 2007 event played in Toronto.