backstabbing's Usage Examples:

When Dorian Lord became involved with David Vickers, One Life to Live spoilers speculated on everything from who they would cheat with to what backstabbing they would participate in.

The shows featured plenty of physical challenges, backstabbing and romantic liaisons, with Frank prominent on all counts.

"She was known for her cutting comments and backstabbing ways.

After struggling with alliances and the usual backstabbing that Big Brother is known for, she finished in fourth place.

Instead of saying "everyone was backstabbing and evil," you've nicely spun that into the positive of "more oriented towards teamwork.