XP modifiers

The following table lists all in-game mechanics that increase XP from combats.

Source	Source type	Increase	Duration	Requirements	Notes
VR helmet	Helmet	200%	Always		Was never implemented
Euphoria	Item	100%	60 minutes		Obtained from white pill. +100% to max HP
Remainder cell phone	Offhand Item	13%	Always		+30 seconds to the duration of each turn
Overjoyed	Effect	10%	120 minutes		Obtained from defeating Captain Buzzkill.
On Camera	Software	10/15	perpetual		Obtained from running IMyself blog software.
A Case of the Jazz	Item	10	30 minutes		Obtained from blue pill.
In Communicado	Item	5	60 minutes		Obtained from lost phone.
Special wooden cup	Talisman	3	Always		+10% to hit +15 Melee damage -15% dodging ability
Virtual Reality helmet	Helmet	3	Always		Wearer occasionally gains extra stat points. Improved computer interaction.
PDA	Accessory	3	Always	Level 7
Graphite chalk	Offhand Item	2	Always
Lab coat	Shirt	2	Always	Level 8	+5% Intellect
Zion's helm	Helmet	2	Always	Level 5
Digital voice recorder	Accessory	1	Always
Underpowered PDA	Accessory	1	Always	Level 5
Aura: Keen Observation	Psion Skill	??	33 minutes	Level 8
Corrupt amulet	Talisman	-50%	Always		+50% Strength +50% Intellect +50% Reflexes
Utter Wretchedness	Item	-50%	240 minutes		Obtained from white pill. -50% to max HP