Alchemist

In the dungeon of a medieval castle, an alchemist conducts experiments to obtain gold. When two parts of mercury are combined, a philosopher's stone (magnum opus) is obtained, when two philosophical stones are combined, a ruby ​​of Mars is obtained, and so on, according to the found medieval treatise. To get gold, you need to connect two solar heliodors.
Good luck, don't miss your chance to become a Master of Alchemy.