Never seen this before!

This, or something similar, has probably happened before but I've never seen it before. Zahn doesn't even record an out and then Arroyo comes in and goes the whole way. 160 pitches in relief. What is Hal thinking?

https://365.strat-o-matic.com/game/466086/661

b4 RP only, RP's frequently pitched long stretches. it was a strategy of get Sutter and Murray and the rest cheap sp's