What should I upgrade first for my CF Champ?

Corrupting Fever

Poet's Pen VD Saboteur brief endgame build overview [Path of Exile: Crucible]

Volatile Dead

Detonate Dead Spellslinger / Poet's Pen Elementalist - the tankiest character I've ever played.

Flame Dash

Nostalgia Poet's Pen Detonate Dead (Poison) [Squire/Ashes]

Detonate Dead

Wand CoC Poison Dark Pact Trickster

Tornado

3.20 League Starter | CF PP Gladiator Ultrafast Mapper on nearly Zero Budget

Exsanguinate

CORRUPTING FEVER CHAMPION - T16 SHOWCASE [PATH OF EXILE 3.19]

Corrupting Fever

Beginning to Min Max CF KB champ looking for feedback

Corrupting Fever

[Insert Wand Attack] COC Blazing Salvo Inquisitor

Kinetic Blast

Dual-Wield Poet's Pen Lightning Conduit + Lightning Warp – An Oldschool Build with Some New Tech

Lightning Conduit

Next steps for upgrading CF Champ

Corrupting Fever

Corrupting Fever Ascendant - Glad/Trickster

Corrupting Fever

[Looking for opinions/advice/enhancement] Dissolution of the flesh power siphon wander

Power Siphon

Will this work? Chaos DD Spellslinger/Poet's Pen Occultist

Frenzy

Reviving Poet's Pen and Spellslinger in 3.18 ft. VD/DD

I tested the assassin Badge of the Brotherhood Doryani int Flicker featured a week ago, mark me impressed (vs 235% quant Formed)

Poet's Pen CoC Poison DD Ashes Aegis Melding CI Necro

Poet's Pen Spellslinger DD/VD

Looking for advice on how to continue with Poet's pen CF Reap/Exsan build

[Zizaran] Ruetoo's Corrupting Fever Champion league starter - 3.17

Summoner leveling idea: Spellslinger absolution with herald of purity.

My BladeBlaster

The Undying CF KB Scion

Selfcast Arc in 3.16

Assassin Poet's Pen Barrage Fire Conversion with Flame Wall

5m+ Dark Pact Poet's Pen Occ

Quick Showcase - Necro CWC VD

Fireball / Blazing Salvo Spellslinger - T16 Drox

Flask Heavy Poet Pen Indigon Pathfinder 3.12

Hierophant Freezing Pulse Totem (3.11) - Sirus Phase 4 kill under 5 seconds