Guard allies you cast spells on and those that are very nearby. If you or a guarded ally would take damage based on level, you're both granted a shield.
53.97%
1.78%
53.4%
0.55%
52.92%
2.85%
51.73%
4.56%
51.71%
91.34%
51.62%
22.71%
51.58%
20.94%
51.52%
76.05%
51.48%
12.89%
51.41%
1.09%
51.17%
85.4%
51.13%
50.28%
49.92%
9.75%
49.21%
0.51%
48.5%
0.86%
48.49%
8.3%
48.34%
1.27%
48%
9.48%
47.57%
1.18%
46.92%
0.68%
46.45%
0.52%
45.95%
0.76%
45.85%
1.08%