mikasa was actually go out all in kills for titans she trains so hard to the point where she is can go in inhuman speeds let and right killing titans when she is done she is much more faster almost faster than levi ackerman mikasa was able to climb new reaches she wasn't gonna back down not she joined the scouts and went on a mission she killed almost all the titans in the forest she go about 345 kills in total 200 anormales and 145 normal titans she was training that hard