This video is entirely my opinon, but here is the heros tiers and rankings.
Tiers
SS- rose, bane, fenris, jaques, vega, balrog.
S- virion, avalon, elena, avril, valleri, gan, cleo, denji, tok, sprig, wraxius, nora, gafgar, mako.
A- rufio, yip, tiadrin.
B- grimms, gazul.