Flop texture is too big a topic to do it justice in a couple paragraphs, but if we ignore some nuance we can separate PLO flops into three big categories: dry flops, draw-heavy flops, and obvious-nuts flops. The archetypal dry flop is K82r; there's
no way besides sets and pairs to hit it, and there are relatively few hands that hit it. There is a wide range of draw-heavy flops but a good example is Th9h5s; there are a ton of ways to hit this flop, including a variety of wraps, combo draws, and
pair+draw hands, in addition to sets and top two. Obvious-nuts flops include monotone flops and super-connected flops like 654r. They look a lot like the draw-heavy flops, and in holdem they play essentially the same because in holdem the nuts ...
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Brief Flop Texture Article (PLO) 
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