In PoE 3.22 League Starter, we'll explore a powerful Elementalist build that focuses on creating massive explosions for swift clearing and efficient mapping. With significant investment, you can harness the power of 5 different sources of explosions to decimate enemies while maintaining high survivability. Keep in mind that this build does require a substantial currency investment due to the pricey gear, including items like MageBlood and Rights End.  However, the gear is reasonably deterministic to obtain and craft. 

• Build Highlights
• Mapping and Content Clearing
• Gear
• Flask Setup
• Jewel Setup
• Skill Gem Setup
• Build Summary

PoB Link: https://pobb.in/xgPTo9QnPUMG

↖ Build Highlights

↖ Mapping and Content Clearing

This build is tailor-made for mapping and general content clearing. It exhibits impressive clear speed and can handle challenging content such as Simulacrum waves with ease. While the build has yet to be tested extensively in Uber boss fights, its high DPS and survivability suggest that it should be more than capable of handling such encounters.

↖ Gear

• Weapons: A well-crafted RF weapon with fractured dot multi, T1 +2 gem levels, and additional damage mods.
• Shield: A shield with +2 maximum resistances, +3 maximum fire resistances, and increased fire damage.
• Amulet: A fractured amulet with dot multi and +2 gem levels, further enhancing your damage.
• Helmet and Gloves: Standard RF helmet and gloves with high max life, life regeneration, and resistance.
• Boots: Legacy of Fury boots, which grant an extra level to socketed gems, improving the efficiency of your auras.
• Chest: A chest with an explode mod and increased effect of non-curse auras, providing the build's core mechanics.

↖ Flask Setup

• Right's End: This flask contributes to the explosion sources, providing excellent uptime and damage potential.
• All Elemental Flask: Grants +35% to all elemental resistances, fortifying your elemental defense.
• Utility Flasks: Include Silver, Amethyst, Granite, and Quicksilver flasks to enhance movement speed, dodge ailments, and amplify defenses.

↖ Jewel Setup

• Voices and Grand Spectrums: Utilize two Voices jewels and three Grand Spectrums to optimize your build's performance.
• Forbidden Flesh and Flame: Combine these for Profane Bloom, allowing for explosive proliferation of curse-affected enemies.
• Watcher's Eye: Choose a Watcher's Eye that complements your build's damage over time and life regeneration.
• Medium Clusters: Incorporate two Burning Bright and one Flow of Life cluster for additional benefits.
• Searching Eye Jewel: Equip a Searching Eye Jewel for phasing, corrupting blood immunity, and hindering immunity.

↖ Skill Gem Setup

• Your primary skill gem setup revolves around Righteous Fire, Elemental Weakness, Frost Blink, Herald of Ash, and more.
• Utilize Enlighten and Blasphemy to ensure efficient curse application.

↖ Build Summary

This high-budget Ultra Explode RF Elementalist build is optimized for fast and efficient map clearing. With around 17 million DPS, exceptional survivability, and a focus on explosions and AoE, it's a powerful build for experienced players looking to invest significant currency. Keep in mind that this build may require careful crafting and acquisition of unique items, but the resulting playstyle and capabilities are well worth it.