booster rating 4.8 (325)
Masteri
Cookie
Roles
Midlane
Marksman
Support
About
Yo, Professional Mastery booster with any champion, any role (Best Mastery booster on BoostRoyal). Ex professional team-player, Multi Role ranked booster. EU/RU/NA | High-elo only on EU! -Stay Hydrated- .
25/h
Coach me
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booster rating 4.82
Customer reviews
325 reviews
0Orders completed0Games won0Orders in progress0%of buyers recommend0Booster since
lol
Champion Statistics
2016
2017
2018
2019
2020
2021
2022
ChampionTotal gamesKillsDeathsAssistsKDA RatioAVG MinionsWinrate
Shaco53 11.34 4.72 7.98 4.1 144.45 / game 75.47%
Vladimir46 8.5 4.5 5.83 3.18 187.91 / game 80.43%
Zac45 5.91 4.93 11.98 3.63 163.53 / game 57.78%
Kayle36 10.92 6.78 6.11 2.51 237.25 / game 77.78%
Caitlyn21 10.86 5.67 7.52 3.24 193.95 / game 90.48%
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Ranked Statistics
2016
2017
2018
2019
2020
2021
2022
Coaching duration
€ 25 / h
2 Hour(s)
Total amount
€ 50
5,000
Read reviews
Genuine customer feedbacks about Cookie
15‏/11‏/2022
2 Normal games
average games
average games
07‏/11‏/2022
4 wins in Silver II
very good
very good
11‏/10‏/2022
3 wins in Silver III
Cookie was
Cookie was positive and communicative an while he doesn't get a high kda in our few duo queue games his map control and awareness as a jungler carried our games.
01‏/10‏/2022
3 Placement matches Unranked
Solid
Solid
28‏/09‏/2022
Tier 6 to Tier 7
Very Great!
Very Great! Will come back.
21‏/09‏/2022
Tier 5 to Tier 7
Kept me
Kept me up to date and completed it within a few hours! Plus I get to watch the replays so learn a little myself.
17‏/09‏/2022
Tier 6 to Tier 7
booster was
booster was amazing, got my games done and carried every one, if you need mastery boosts, this is your booster for sure.
14‏/09‏/2022
Gold I to Platinum IV
The booster
The booster was friendly and played well, can't expect more since he did an amazing job. I recommand it !
03‏/09‏/2022
Tier 5 to Tier 7
great work
great work
27‏/08‏/2022
Tier 5 to Tier 7
Carried every
Carried every game!
26‏/04‏/2022
Tier 6 to Tier 7
Very fast
Very fast and friendly!
14‏/03‏/2022
Gold IV to Gold II
Really very
Really very patient and very persevering to finish the boost order despite the fact that the games are difficult, thank you again!
06‏/03‏/2022
Tier 4 to Tier 7
Cookie the best
Cookie the best
06‏/03‏/2022
2 Normal games
Returning client.
Returning client. Highly recommend Cookie for all your Champion Mastery boosting assistance needs. Excellent in providing in-game direction, synergy and support in-game to make sure that your KDA, KP and income are amazing. If you want to earn easy Mastery 6/7 tokens in your Normals games, consider assigning Cookie to assist.
24‏/02‏/2022
10 Placement matches Unranked
Best booster <3
Best booster <3
24‏/02‏/2022
Tier 1 to Tier 5
Best booster
Best booster
20‏/02‏/2022
Tier 3 to Tier 6
Great
Great
07‏/02‏/2022
3 wins in Silver II
Amazing and fun
Amazing and fun
02‏/02‏/2022
Tier 5 to Tier 7
Best one
Best one for me
30‏/01‏/2022
11 to 16
Super fast
Super fast finish! :)
28‏/01‏/2022
Tier 6 to Tier 7
very good
very good
14‏/01‏/2022
Tier 5 to Tier 7
great
great
12‏/01‏/2022
3 Normal games
Very string
Very string
11‏/01‏/2022
Tier 5 to Tier 6
Clean work
Clean work