Underground B61~69/71~79/81~89/91~98F

Enemies 3 types

Enemy	Count	Mag.	HP	Attack	First	Respawn
Pigeon de Sable	Unlimited	300%	24,900	3,600	13.33s	26.67–30s
Metal Doge	4	100%	30	2,000	23.33s	30–36.67s
Li'l Bun Bun	2	1000%	299,970	11,250	50s	63.33–66.67s

HP and attack include the magnification. Identical spawn lines are merged (2×7 = seven lines that each spawn 2).

Spawn timeline

Scroll sideways to see more. The number under each enemy is when it appears (seconds).

An estimate using the game's spawn rules. Ranged intervals use the midpoint, and the on-screen enemy limit is ignored, so when many enemies pile up they appear later than shown.