How to write a riff like Tim Henson/Polyphia in 3 mins
Here is a list of 4 chords loop you can use:
1 3 2 5
1 6 2 5
1 6 b6 5
1#4m 4 5
1 b7 4 4m
1 3 4 5
1 5 6 4
1 3M 4 4m
2 5 1 1
2 5 3 6
2 3 6 1
2 3 4 5
4 5 3 6
4 3 2 1
4 3M 6 1
4 4m 3 6
6 3 4 5
6 1 4 3M
6 5 4 3M
6 3M 5 2M
7 3M 6 6
and with different modulation/ substitution/turn around you can literally make infinity of it.