Do learn more... it adds a lot of colour to your rhythm work. Let me give you some fun power chord variations.
All are E power chords, 7th position.
E5 (yeah, the whole thing is an E5)
0
0
9
9
7
0
E5/B (E power chord with B bass, basically an inversion of E5, sounds HEAVIER and fuller, but not as crisp)
x
x
9
9
7
7
E5add9 (nice for well.. sort of "complex-er" sounding power chord)
x
x
11
9
7
x
Emaj7 (no 3rd) (a nice chord to end a song)
x
x
8
9
7
x
E7 (no 3rd)
x
x
7
9
7
x
So with those chords, try playing something like this...
E5 (let ring) / E5add9 / Emaj7 (no 3rd) / E7 (no 3rd) / E5/B
Here are some power chord-ish major and minor chordings... For lazy people
P) or people who want more colour than what the typical power chord offers.
Em
x
x
x
5
7
x
E major
x
x
x
6
7
x
Heh. Some stuff to help you get started... now I better get back to work!