Slow

Source: Slow

Elementalist - Earth Magic

	Grasping Earth For 8..18 seconds, all nearby foes move 50% slower but have +24 armor against physical damage.
	Iron Mist For 5..15 seconds, target foe moves 90% slower. That foe gains immunity to damage from all sources except lightning.
	Ward Against Foes You create a Ward Against Foes at your current location. For 8..18 seconds, non-Spirit foes in this area move 50% slower.

Elementalist - Water Magic

	Deep Freeze You cause a Deep Freeze at target foe's location. All foes in this location are struck for 10..70 cold damage, and for 10 seconds, they move 66% slower.
	Frozen Burst All nearby foes are struck for 20..92 cold damage and move 66% slower for 5..10 seconds.
	Ice Prison For 8..18 seconds, target foe's legs are encased in ice, causing the foe to move 66% slower. This effect ends if target takes fire damage.
	Ice Spikes Target and adjacent foes are struck for 20..68 cold damage and move 66% slower for 2..5 seconds.
	Mind Freeze Target foe suffers 10..34 cold damage. If you have more Energy than target foe, that foe suffers an additional 10..34 cold damage and moves 90% slower for 2..5 seconds. This Spell causes Exhaustion.
	Shard Storm Target foe is struck for 10..54 cold damage and moves 66% slower for 2..5 seconds.

Mesmer - Illusion Magic

	Crippling Anguish For 8..18 seconds, target foe moves 50% slower and suffers Health degeneration of 1..3.
	Ethereal Burden For 10 seconds, target foe moves 50% slower. When Ethereal Burden ends, you gain 10..20 Energy.
	Imagined Burden For 8..18 seconds, target foe moves 50% slower.

Ranger - Wilderness Survival

Muddy Terrain Create a level 1..8 Spirit. Non-Spirit creatures within its range move 10% slower and speed boosts have no effect. This Spirit dies after 30..78 seconds.

Warrior - Swordsmanship

Hamstring If this attack hits, your target is Crippled for 3..13 seconds, slowing his movement.