Introduction

Starting with level 30, each character can open the Alchemy page by pressing the O key or from the inventory by pressing the Alchemy button
Cor Draconis (Rough) contains Rough and Cut alchemy stones which are considered the weakest alchemy stones.

Improving
Class
from Rough, Cut, Rare, Antique to Legendary
The higher the class the more bonus the dragon stone will have.
Clarity
Matt, Clear, Flawless, Brilliant and Excellent
The higher the clarity the higher are the bonus on the dragon stone.
This means the strongest alchemy stone is a Legendary class with Excellent Clarity. To obtain this you first increase the Class to Legendary, and then the Clarity to Excellent.
Video preview
Bonuses (Excellent)
Diamond Dragon Legendary
Base bonuses: +5 INT, Ice Resistance
  • 8% Skill Damage
  • 8% Skill Resistance
  • +8 Magical Defense
  • +8 Magical Attack Value
Rubin Dragon Legendary
Base bonuses: +5 STR, 5% Fire Resistance
  • 8% Average Damage
  • 8% Average Damage Resistance
  • +100 Defense
  • +150 Attack Value
Jad Dragon Legendary
Base bonuses: +250 SP, 5% Wind Resistance
  • +1500 HP / 10% HP
  • 5% Chance to absorb damage as HP
  • 5% HP Regeneration
  • 3% Chance to restore HP
Safir Dragon Legendary
Base bonuses: +5 DEX, 5% Earth Resistance
  • 8% Strong Against Warrior/Ninja/Sura/Shaman
  • 8% Defence Against Warrior/Ninja/Sura/Shaman attacks
  • You can have up to 3 bonuses from the list of the five.
Grant Dragon Legendary
Base bonuses: +750 HP, 5% Lightning Resistance
  • +750 SP / 10% SP
  • 5% SP Regeneration
  • 5% Chance to absorb damage as SP
  • 3% Chance to restore SP
Onyx Dragon Legendary
Base bonuses: +5 VIT, 5% Darkness Resistance
  • 5% Chance to avoid arrows
  • 5% Resistance against piercing hits
  • 5% Resistance against critical hits
  • 5% Chance to block close combat hits
  • 5% Chance to reflect close combat hits
Activation
You can activate the dragon alchemy using the key combintation ctrl+o or click on the Activate button from the alchemy page.
Time Elixir will allow you to extend the time of the legendary dragon stones by 50%. You can buy it from the Alchemist or simply open the alchemy page and click on the Elixir button.
Alchemy stones have time, but when they expire they will not disappear. You just won't be able to use them anymore until you extend their time with Time Elixir.
You can move a bad legendary on the alchemist and he is going to give you back a Legendary (brilliant) back.