Just tested today,
What i found is Sudden Lunge very very impressive. but too impressive til i start scary that SE will nerf it later =w=
Barrier Tusk is same issuse to MOST of blue buff magic it's too short time. Same to many many blu buff magic it's alway just 30 sec - 1 min
You will not fun if need keep buffing even during fight 1 mob =w=