The Market offers various items in exchange for silver.
- Mystic Shards (5k)
- Ancient Shards(200k)
- random Artifacts from all sets and rarities (⭐⭐⭐-⭐⭐⭐⭐⭐⭐, varying prices)
- Champions, common (⭐, 6k) and uncommon (⭐⭐,39k-49k)
Unlocking odd Market slots cost you gems unlocking even market slots costs just silver. In other words, for each gem investment you put into the Market you can unlock another slot for silver.