Probably the fastest way to move forward in this crypto game without investment is to participate in puzzles.
Why? In 99% of cases, there are tasks for completing the games. For example, this time it was necessary to complete 60/90/120/150 games in 3 days.
Each milestone gave the opportunity to receive a random prize from the list, as well as the completion of all 4 tasks gave a guaranteed miner with high power!
Of course, the rest of the tasks are suitable for the average player who has either parts or money for them, in exchange for RLT or opening chests.
I had some stocks of parts, so I decided to complete the crafting tasks, selling the parts I received along the way.
But this is not profitable, because prices for green parts are falling, and vice versa, it is profitable to sell gray ones, since demand for them is increasing.
That's what I managed to win for this event and without investment: