Vertigo (enchantment)

Notes:
 * Available in +2, +4, +6, +8, +10, +11, +13, and +15 forms.
 * Up to +15 is available on lootgen weaponry. Up to +8 through Cannith Crafting.
 * +15 is available on:
 * Item:Epic Blademark's Docent
 * Item:Epic Boots of the Innocent
 * Item:Epic Deneith Heavy Chain
 * Example: +1 Longsword of Vertigo +8 would give +8 to the DC of any trip attempts made while wielding that weapon.