Q>Infiltrator + Hydra Card / Skeleton Worker

[Namine]

Yes the effect is the same, so they add up. Because it adds up, while skeleton worker counts as a different effect, it'll be as Jen said that normally skeleton worker is the superior choice. However, skeleton worker doesn't apply to peco riders in heRO as they are large, most people stick with hydra anyway for the generality to hit peco riders.