So you, as a Sextant user, ambition to abate the aggregate of times you can get these bad Sextants. Luckily, there’s a way to do this. Unfortunately, it’s ambagious and expensive.
Sextant blocking is if you put Sextants on adjacent maps, rather than the map you’re traveling to run. The maps you put the bad mods on are the ones just out of reach, and won’t affect the map you like. The acumen for this is simple: a map cannot accept two copies of the aloft mod on it https://www.lolga.com/poe-currency