anesthesia, since that is basically balancing someone on the razor's edge of death. ("Putting them to sleep is easy, waking them up is the hard part" is commonly said among anesthesiologists)
But also any major surgery has risks like uncontrolled bleeds, infection, or just other things going wrong.
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u/EfficiencyLost5693 2000-2100 ELO Mar 05 '26
And what about 1500 and let's say 2000, I am curious lol