"Black hole" - Guaranteed participation. Issued to those who blocked tokens and did not withdraw for 12 months and, at the same time, have at least 50 000 Gravity (has the title of Admiral and the level "Pulsar")
The higher the level, the more you get an allocation, and the more it gives an increase in chances, up to guaranteed participation at higher levels.
Allocation is the amount of tokens that will be available for redemption.