Of course, cypher powers bypass the whole pathway system to begin with, so even a shrimpy magicless wimp born as one could theoretically challenge an alicorn given enough stolen magic. Still, your magically challenged body hardly meant that the spell was useless against you; it just took a minute or two to suck out all of your juice in normal circumstances, and it fucking hurt. But under these circumstances? It’d probably take them days to bleed out your power, and you barely feel a thing!