I don't see this technique too wide spread, but its incredibly useful.
Creep blocking is a staple in all MOBAS, because it provides you the additional safety of having your tower close. The closer to your tower, the safer you are.
In Paragon, you have to move serpentine in front of the creeps. You can't just block 1, because all the other will run by.
What serpentine running does is it pushes the minion off its path, causing it to turn hard, and slow down. A good creep block, will have most of the mob in a horizontal line, rather than vertical.
If you start from the beginning, you can force your lane to start at the ramp right outside of your tower! This is huge, and if you play it right