Ascend Telluria?

[jinbatsu]

@Sambadrummer

maybe Grazul OR MN at a pinch

Grazul is not great in defense in any positions, maybe flank is ok.
MN is also not so good at tank.

Here is some advice for hero position defense.

5* heroes positioning guide
Just a reference, not excact or absolute, but worth to knowladge.