8K Fertilizer

8K Fertilizer is the 4th stage of the 46th sub-chapter of Stories of Legend, Singularityville. This stage primarily contains Black Enemies and 2 R. Osts.

Battleground

 * Doge Darks are unlimited and spawn every 20 to 26 seconds, starting ~6 seconds in.
 * ~6 seconds when the base's HP reaches 99%, 10 more Doge Darks spawn with a 20 second interval.
 * Only 3 Gory Black spawn 10 seconds in with an interval of 20 seconds.
 * Up to 4 Dark Otters spawn ~13 seconds later when the base reaches 99% HP with intervals of 40 seconds.
 * 2 R. Osts are seen, ~6 seconds after the base hits 99% HP with intervals of ~66 seconds
 * Only 1 Director Kurosawah spawns ~6 seconds after the base's HP reaches 99%.

Strategy
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Reference

 * https://battlecats-db.com/stage/s00045-04.html