Crafting
Blacksmith material from the Nepenthes quest. Bonus per stone is unknown.
![Upgrade Stone in [FLOOR 2 STORY] Sword Art: Eternity](/media/optimized/8e6a27cc6cb5a3198a535248-768.webp)
Upgrade Stone: Blacksmith material from the Nepenthes quest. Bonus per stone is unknown. Get it by Turn in 15 Nepenthes in Tolbana. Use it to Spend stones on the weapon you actually use. Do not assume a stone equals a listed percent.
Upgrade Stones improve gear at the blacksmith. The known source is the Tolbana quest for 15 Nepenthes, which pays one stone plus 1,287 XP and 662 Col. The stat gained per stone was not published.
| Fact | Value |
|---|---|
| Station | Blacksmith |
Turn in 15 Nepenthes in Tolbana.
Spend stones on the weapon you actually use. Do not assume a stone equals a listed percent.
You keep the character level you already reached, and the experience bar toward the next level returns to zero. You respawn in a town. Optional Permanent Death mode is a separate ruleset in which death deletes the character.
On a keyboard, press O to toggle first person and third person. The experience page lists PC, console, mobile, and tablet. In-game key remapping is reported as unavailable.
The Codes screen and the in-game cog menu are both documented, but no working code string and no expired code string were published as of October 17, 2026. Do not type placeholder words.
Player trading of Col and items is reported to unlock at character level 5. Below that level the trade menu does not complete a transfer.
The weapon has to be drawn first. Press Q. If the blade is sheathed, left click does not damage the target. Third person makes the sheath state easier to see.