Rift Item:Mark of Retribution  

Earned from the weekly quest to close PvP rifts, or purchased from any of the PvP Quartermasters for 1,600 Favor, this concentrated currency is used to purchase upgrades to PvP weapons and armor.

For example (in Sanctum):

1. The Pathfinder's Shiv is sold by Templar Zim for 6,412 Favor.
2. The Seeker's Shiv is sold by Templar Artimus for a Pathfinder's Shiv plus 10 Marks of Retribution (Prestige Rank 4 req'd).
3. The Stalker's Shiv is sold by Templar Chenoa for a Seeker's Shiv plus 26 Marks of Retribution (Prestige Rank 6 req'd).
4. The Criterion's Shiv is sold by Templar Jorge for a Stalker's Shiv plus 40 Marks of Retribution (Prestige Rank 8 req'd).