Reasoning

S: Well, that's cute, you doin' the whole "Lone Ranger" routine but this ain't Arkham and this isn't my first rodeo. When facing the Lizard, one wrong move and you're missing a limb. And I don't think you've got a Bat-spray for that.

B: I've taken on overgrown iguanas before.

S: Well you're not doing this without me.

B: (Sigh)...I can see I'm not getting rid of you that easily.

S: Like type two diabetes.

B: Well then...

Done