In older snapshots, you could bake particles come out of players, like in this
https://www.youtube.com/watch?v=DSPam7TPE0Q&list=UUZblJZVjbsaPjQXUQ8tIgKA&index=19

Now, you cannot, as you guys removed it... please allow the ability to make particles come off players using command blocks, e.g. instead of coords, put @a or @p!

• Firefoxminer