NEW Archer skills in the new expansion

In the new expansion we can choose 6 skills to upgrade from 10.

Which one will you choose for PK ? Which skills are "must have" ?

please post your 6 skills and the comment why you have chossen them:

here is the list:

Lightning Strike:
Chi increased from 10 to 15, 8s cooldown
Does not say will never miss

Rune 1: Adds [20% 30% 40% 50%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [50% 75% 100% 125%] weapon damage
Rune 3: Channeling time reduced from 1s to [0.8 0.7 0.6 0.5]s
Rune 4: Chi gain increased from 15 to [20 25 30 35]
Rune 5: Skill becomes chargeable, base weapon damage bonus lowered to 100%
Charge up to 1.5s for additional [60% 90% 120% 150%] weapon damage
Full charge deals 20% bonus damage

Thunder Shock:
20s of 80% metal resistance reduction with 10% chance of 3s freeze+seal

Rune 1: Adds [20% 30% 40% 50%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [50% 75% 100% 125%] weapon damage
Rune 3: Channeling time reduced from 1.5s to [1.3 1.2 1.1 1.0]s
Rune 4: Freeze+seal duration lowered from 3s to 1s but chance increased from 10% to [58% 72% 86% 100%]
Rune 5: Skill becomes chargeable, base weapon damage bonus lowered from 100% to 0%
Charge up to 2.0s for additional [80% 120% 160% 200%] weapon damage
Full charge deals 20% bonus damage

Thunderous Blast:
Channel time 2.0s dealing base + 7717 as metal damage in 8m aoe

Rune 1: Adds [80% 120% 160% 200%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [140% 210% 280% 350%] weapon damage
Rune 3: Channeling time reduced from 2.0s to [1.6 1.4 1.2 1.0]s and adds [40% 60% 80% 100%] weapon damage
Rune 4: Aoe radius increased from 8m to [9 10 11 12]m
Rune 5: Skill becomes chargeable,
Charge up to 2.5s for additional [100% 150% 200% 250%] weapon damage
Full charge deals 20% bonus damage

Quickshot:
Gain 15chi, increases crit rate by 20% for 10s and
50% chance to increase attack speed by 30% for 6s

Rune 1: Adds [40% 60% 80% 100%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [70% 105% 140% 175%] weapon damage
Rune 3: Channeling time reduced from 1.0s to [0.8 0.7 0.6 0.5]s and adds [20% 30% 40% 50%] weapon damage
Rune 4: Attack speed bonus chance increased to [70% 80% 90% 100%]
Rune 5: Skill becomes chargeable,
Charge up to 1.5s for additional [60% 90% 120% 150%] weapon damage
Full charge deals 20% bonus damage

Aim Low:
Deals base + 9631, 100% chance to freeze for 7s and seals for 1 second

Rune 1: Adds [80% 120% 160% 200%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [140% 210% 280% 350%] weapon damage
Rune 3: Channeling time reduced from 1.0s to [0.8 0.7 0.6 0.5]s and adds [40% 60% 80% 100%] weapon damage
Rune 4: 5 second freeze but seal time increased to [2.0 2.5 3.0 3.5] s
Rune 5: 5 second freeze but skill becomes chargeable
Charge up to 1.5s for increasing seal duration to [1.5s 2.5s 3.25s 4.75s]

Stunning Arrow:
4s stun + 10s of 10% crit rate bonus

Rune 1: Adds [20% 30% 40% 50%] additional weapon damage
Rune 2: The farther the distance the greater the damage:
At max distance adds [50% 75% 100% 125%] weapon damage
Rune 3: Channeling time reduced from 1s to [0.8 0.7 0.6 0.5]s
Rune 4: Stun duration increased from 4s to [4.5 5.0 5.5 6.0] s
Rune 5: Skill becomes chargeable
Charge up to 1.5s to increase stun duration from 4s to [5.0 5.8 6.6 7.4]s

Wings of Grace:
Channel 1s, Cast 2.5s, 15s anti stun + 30% damage reduciton + 30% speed increase

Rune 1: Damage reduction increased to [35% 40% 45% 50%]
Rune 2: Channeling time reduced from 1s to [0.7 0.5 0.3 0.1]s
Rune 3: Movement speed bonus increased from 30% to [55% 70% 85% 100%]s
Rune 4: Chi cost lowered from 1spark to 50chi, duration changed from 15s to [9 11 13 15]s
Rune 5: Replaces buffs with skill damage increase of [20% 30% 40% 50%] for the duration

Blood Vow:
Rune 1: Adds [40% 60% 80% 100%] additional weapon damage
Rune 2: Metal DoT damage increased from 150% base damage to [170% 180% 190% 200%]
Rune 3: Channeling time reduced from 1.5s to [1.3 1.2 1.1 1.0]s
Rune 4: Maximum HP reduction increased from 18% to [24% 26% 28% 30%]
Rune 5: Charge up to 2.0s to increase HP reduction from 18% to [20% 24% 28% 32%] and damage taken from 25% to [20% 24% 28% 32%]

Leap Left:
35s cooldown, 20m leap left, 3s antistun

Rune 1: Adds 5s of increased movement speed of [40% 60% 80% 100%]
Rune 2: Increases leap distance from 20m to [24 26 28 30]m
Rune 3: Cooldown reduced by [2.0 3.0 4.0 5.0]s
Rune 4: 2 minute cooldown, Adds a [40% 60% 80% 100%] chance to trigger stealth
Rune 5: Reduces damage taken from within 8m by 99% for [2 3 4 5]s


Leap Right:
35s cooldown, 20m leap right, 3s antistun

Rune 1: Adds 5s of increased movement speed of [40% 60% 80% 100%]
Rune 2: Increases leap distance from 20m to [24 26 28 30]m
Rune 3: Cooldown reduced by [2.0 3.0 4.0 5.0]s
Rune 4: 2 minute cooldown, Adds a [40% 60% 80% 100%] chance to trigger stealth
Rune 5: Reduces damage taken from within 8m by 99% for [2 3 4 5]s