The solution I used for the goblin part, without stalwart, is this:
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× Strike the orb facing NW, then I used this sequence of moves...
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× Move SE, swing sword counterclockwise
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× Move W, W, E, E, W, W, E, E and so on...
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× After a while you can't kill any more goblins, so from the SE corner here's the new sequence...
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× Facing West, swing clockwise, swing counterclockwise, move West and then East. Repeat until 4 goblins are left. After that it should be easier.
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There's not some other world out there where everything's gonna be okay.
There's just this one, just this rock.
-33th Skywatcher