DoTA

Survey event as stated " We will start the Survey event again near in the future." after the fail try, so wait it soon.

Possible reward:
Rewards for Lucky Winners:

1 Lucky Winner: 100,000 NX & Lv. 61 +10 Weapon w/ Rare Enchant
2 Lucky Winners:  50,000 NX & Lv. 61 +10 Weapon w/o Enchant
30 Lucky Winners: 10,000 NX & +2 Enhancement Coupon
                                                   (100% Chance up to +10)
100 Lucky Winners: 5,000 NX & +1 Enhancement Coupon
                                                   (100% Chance up to +10)

Vindictus Survey has been started again!

https://www.surveymonkey.com/s/NY6RPQP

Note: Do not forget to enter your email address at the end of survey. Only participants who enter their email address correctly are eligible to receive the rewards.