Hello!   I recently bought Helix LT. I've been extremely disappointed in it. I can't get a decent metal tone out of it. Like EVH type of stuff. Or Metallica, Megadeth etc. I even bought some IR:s from OwnHammer. Bought EVH cab, some Engl cabs etc. Doesn't make much of a different. Sounds like absolute garbage. Been trying out Engl model with EVH IR and different high gain heads/amps like 5150 and Soldano. They all suck pretty badly. Also tried to put Tubescreamer in front of the amp.   In "r