HCT

HCT is a shorthand for "halves casting time". It is used to refer to the "Halves casting time of spells" item attribute found on weapons and focus items. The " " part can be one of any spellcaster's attributes or it may be omitted, in which case it will apply to all spells.

Weapon upgrades
The following weapon upgrades gives a chance to half a spell's casting time:
 * Inscriptions
 * "Aptitude not Attitude"
 * "Don't Think Twice"
 * Staff heads
 * Adept
 * Swift
 * Focus cores
 * of Aptitude
 * of Swiftness

Attribute independent enhancement
Some items are found with an HCT bonus of up to 10% chance for all spells, but not tied to any specific attribute.

Wands

 * Avarr's Scepter
 * Bahnba's Scepter
 * Bogroot Rod
 * Brimstone Wand
 * Drikard's Rod
 * Droknar's Scepter
 * Dunshek's Purifier
 * Flannuss' Rod
 * Galigord's Rod
 * Hajkor's Flame
 * Kemil's Scepter
 * Scepter of the Keeper
 * Stormray
 * Villnar's Claw
 * Vokur's Cane

Staves

 * Amadis' Air Staff
 * Antiquated Staff
 * Arachni's Staff
 * Arbor's Earth Staff
 * Bellok's Staff
 * Blisterbark's Staff
 * Bogroot Staff
 * Bortak's Bone Staff
 * Bredyss' Staff
 * Brohn's Staff
 * Chaelse's Staff
 * Droknar's Staff
 * Earthbound Staff
 * Elsnil's Frigidheart
 * Flint's Fleshcleaver
 * Galigord's Stone Staff
 * Ghial's Staff
 * Handsmasher
 * Hukhrah's Staff
 * Iceblood's Warstaff
 * Ilsundur's Staff
 * Kaolin Water Staff
 * Kaswa's Gluttony
 * Kenrii's Sorrow
 * Koosun's Fire Staff
 * Kunvie's Air Staff
 * Kyril's Fervor
 * Lovisa's Love
 * Milefaun's Staff
 * Milthuran's Staff
 * Modti's Depravation
 * Morolah's Staff
 * Nifling's Staff
 * Oola's Staff
 * Rago's Flame Staff
 * Ritual Lord's Staff
 * Runar's Brimstone Staff
 * Scourgewind's Branch
 * Siska's Staff
 * Sseer's Wish
 * Ssuns' Staff
 * Ssyn's Staff
 * Staff of the Wanderer
 * Talous' Staff
 * The Bloodburner
 * The Darkwish
 * The Flesheater
 * The Magekiller
 * The Maneater
 * The Nightbringer
 * The Skullflayer
 * The Skybringer
 * The Thundermaw
 * The Trickster
 * The Wingshielder
 * Vanahk's Staff
 * Vokur's Staff
 * Wingstorm
 * Woe Spreader