PC on Celestial Bow, Grinning Dragonaxe and more

Sundering Grinning Dragonaxe of Dragonslaying [GOLD]
Slashing Dmg: 6-28 (Req. 8 Axe Mastery)
Armor Penetration +20% (Chance 19%)
Dmg +20% (vs. Dragons)
1-handed



Celestial Longbow of Shelter [GOLD]
Piercing Dmg: 15-28 (Req. 8 Marksmanship)
Dmg +19% (While Hexed)
Armor +7 (Vs. Psychical Attacks)
2-handed

If your Grinning Dragon axe indeed does not have any inherend damage mod -- salvage it.

Longbow -- salvage for the Shelter grip or merchant (the "while hexed" mod is very far from popular).

EDIT: by salvaging I mean: expert salvage them for removable upgrades.