3-4* maps that are 5* with dt. These maps are very easy to play with dt as their dt bpm are lower than 220. Most of the maps give you ~200pp while some can go as high as 300.

this could also technically count as a stream map collection too

A collection of fundamentals made for people who are low 6 digit to high 5 digit. Try to FC some maps with 98-99% acc and then try to FC them with HD to practice rhythm sense.

4* Drum n Base maps. DnB maps are good because a lot of them have unique twists, but they also are rhythmic/repetitive and train fundamental aim/burst. DnB best genre too