How I leveled with WINTER ORB to maps in just over 3 HOURS!

Character Level 72 Occultist Bandit: Kill all
Pools 3,533 Life 39 Energy Shield 790 Mana
Resistances 75% Fire 75% Cold 75% Lightning -30% Chaos
Weapon 1 Vortex Gnarl Driftwood Wand
Weapon 2 Cataclysm Edge Driftwood Wand
Helmet Goldrim Leather Cap
Body Armour Tabula Rasa Simple Robe
Gloves Apocalypse Mitts Steelscale Gauntlets
Boots Chimeric Pace Hydrascale Boots
Amulet Karui Ward Jade Amulet
Ring 1 Berek's Grip Two-Stone Ring
Ring 2 Berek's Grip Two-Stone Ring
Belt Replica Prismweave Rustic Sash
Flask 1 Seething Divine Life Flask of Dousing
Flask 2 Enduring Eternal Mana Flask
Flask 3 Chemist's Granite Flask of Staunching
Flask 4 Ample Jade Flask of Reflexes
Flask 5 Ample Quicksilver Flask of Adrenaline
Hollow Thirst Murderous Eye Jewel
Weapon 2 Added Lightning Damage 17
Weapon 2 Herald of Ice 17 Frost Bomb 16
Helmet Smoke Mine 17 Arcane Surge 1 Second Wind 17 Flame Dash 17
Boots Summon Skitterbots 17 Herald of Thunder 17
Weapon 1 Winter Orb 17 Controlled Destruction 17
Gloves Hydrosphere 16 Arcane Surge 4 Efficacy 16 Inspiration 17
Body Armour Winter Orb 20/20 Faster Casting 17 Efficacy 17 Inspiration 17 Greater Multiple Projectiles 16 Infused Channelling 19
Apocalypse Mitts Frostbite 1