WoW: best option for #MightyAvenger point?

Have to rank up one of these options, who is best for the objective?

Comments

White Tiger, no question. She wrecks this fight.

White Tiger, no question. She wrecks this fight.

She need to be awakened? If so, any specific sig level optimal?

Luke Cage at r3 was a 1 revive fight for me. Down to 30% in first go.

White Tiger, no question. She wrecks this fight.
She need to be awakened? If so, any specific sig level optimal?

Nope! Base kit is fine.