Revenge of the Unholy (Merciless)

Revenge of the Unholy is the second stage in The Dead Keep Rolling. The reward for beating this stage is the True Form of Cheerleader Cat, Soba Cat.

Battleground

 * 12 UltraBaaBaas spawn at the start, delay between them is 6.7~13.3 seconds.
 * Up to 3 Zyclones can be seen in this stage. The first spawns after 10 seconds, the second spawns after 40 seconds and the third spawns after 80 seconds.
 * After 33.3 seconds, Ribbo starts spawning every 26.7~33.3 seconds, up to 8 can be seen.
 * Le'Solar spawns every 50 seconds, up to 4 can be seen.
 * After 1 minute, Znache spawns infinitely every 10~20 seconds.
 * After 66.7 seconds, 12 more UltraBaaBaas spawn, delay between them is 5~10 seconds.
 * After 2 minutes, twice as many Znaches are spawned.
 * After 133.3 seconds, another 12 UltraBaaBaas spawn, delay between them is 3.3~6.7 seconds.

Reference

 * https://battlecats-db.com/stage/s01198.html