There's a reason so many players are looking at Expedition again in Path of Exile 2 patch 0.5. It's quick, it's messy, and when it works, the loot dump is hard to ignore. If you're trying to build up currency, chase Logbooks, or stockpile useful PoE 2 Items without spending ages in one map, the Big Boom setup is one of the cleaner ways to do it. The whole idea is simple on paper: make one explosive do the job of several, then stack the right remnants so the monsters come out loaded with rewards.

Why one blast changes everything

The key node is Refined Formula on the Atlas tree. Once you take it, Expeditions get a much larger explosive radius and much better placement range, but you only get one explosive. That sounds like a downside at first. In normal Expedition play, you'd place charges one by one and try to build a neat chain. Here, you don't bother. You drop one huge charge and catch as much as possible in a single hit. It's faster, less fiddly, and it makes every remnant inside the circle interact at the same time. That's where the real money starts to show up.

Chasing Logbooks the smart way

Logbooks are still the prize most players care about. They open access to Grand Expeditions, and because plenty of players don't want to farm them manually, they tend to keep solid trade value. For this strategy, Verisium Remnants are what you're hunting inside regular maps. You won't see Logbooks raining every run, so don't expect that. But if you're clearing high-tier maps with strong remnant coverage, the odds start to feel a lot better over a long session. Tier 15 Waystones with six mods are the usual target, especially when the map rolls help monster rarity, monster power, or item drops.

Runes are where the screen explodes

The nasty part, in a good way, comes from how Verisium Remnants and runes behave under one massive detonation. Verisium can add an extra rune to later remnants. With a normal chain, that effect builds slowly. With Big Boom, several Verisium Remnants caught together can feed into one another at once. If you find remnants with five or more rune slots, things can get silly fast. Seven to nine slots is the sweet spot people are really looking for. Time Rune is especially strong because slain monsters can come back at higher rarity. Add rarity boosts, modifier transfer on death, and tougher rare monsters, and you'll very quickly understand why people call it a loot explosion.

Maps, tablets, and Atlas picks

You'll get more out of the strategy if the map is built for it before you even enter. Irradiated Tablets and Overseer Tablets are both strong choices, though any tablet that improves monster effectiveness or item rarity is worth looking at. On the Atlas tree, Evolutionary Pressure fits the plan well because it rewards heavily modded maps with stronger rare monsters and better rarity scaling. Disengaged Safeties also matters when you're leaning into irradiated areas. It does make the fights rougher, so don't pretend it's free value. If your build can't delete packed rares quickly, you may need to dial things back a little.

Don't brick your expensive Logbooks

There's one mistake that catches people all the time: leaving Refined Formula allocated when opening an actual Logbook. Don't do it. Grand Expeditions are built around careful multi-explosive routing, where you uncover rewards, caves, ruins, and key remnants across a wide area. With only one explosive, you can ruin the run before it starts. Before spending a valuable Logbook, check your Atlas, remove the node, and only then chart the area. Players who'd rather skip some of the grind may choose to buy PoE 2 Items for convenience, but if you're farming it yourself, that small Atlas check can save you a painful loss.