Guy, Rudra and Rimuru are anomalies, you can't apply logic with them, Rudra to say, he had just been reincarnated, he was in masayuki's weak body, in the middle of a totally unfavorable battlefield, without weapons, strategy or spells prepared for that occasion, and only with improvisation he managed to turn the situation completely in his favor, summon and command everyone in the room, protect the civilians in addition to smashing Fedway No Diff which is possibly the 3 or 4 strongest in the work so far. the moment, the guy is too sinister, i'm almost sure that in his heyday he's stronger than rimuru volume 19