The letters are split weirdly (middle R and top right L)

That's pretty typical of writing with a large tip marker or brush on previously folded cardboard.

The bottom goes from one style to an other.

Do you mean the wall behind her? There's clearly a mark where the wood used to continue along the wall and broke or was split right along that seam behind her. She's blocking it. That's all.

Someone appreciating ICE (main giveaway)

As much as we may prefer it, there are terrible and/or misguided people out there. Ignoring them won't make the problem go away.