Warden's Wrath fires on ward granted. On a piece that carries it it reads: Granting a ward bursts for {value}% of your Power at enemies within 2.5 u of its bearer.

Word for word it is Granting a ward bursts for {value}% of your Power at enemies within 2.5 u of its bearer, and the number in it grows with the gear: 80 to start, 4 more for every item level.

0 bases carry it.