Post Warning: not a Stardust hoarder.
Tyranitar: 96% (15 atk) from lvl 20 to lvl 39.
Moltres: 98% (15 atk and def) from lvl 15 to lvl 35.
Houndoom: 93% (15 atk) from lvl 15 to lvl 33.
Muk: 93% (14 on all stats) from lvl 15 to lvl 33.
Blaziken: 98% (15 atk and hp) from lvl 20 to lvl 33.
Latios: 96% (15 atk) from lvl 20 to lvl 31 (need more candies).
Why: my playstyle seems different from most. The meta, in my opinion, is that any mon could be a raid boss at anytime with the next rotation. I am establishing a set of good fighting mon for each type to use for soloing 3*, duoing 4* or small teaming 5*.