Mu Online Season 21 servers - Top Choices
Find the best Season 21 Mu Online private servers on our top list and play for free.
Promote your own server on the topsite to get more players.
Season 21 Mu Online Server List
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1SEASON 18 CUSTOM NEWBIES BOOSTSNON RESET REAL PLAY2WIN UNIQUE GAMEPLAY
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2SEASON21 PART 1 3OPEN 07TH FEB CASH SHOP PLAY2WIN NO RESET SERVER
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3Season21 Part1 2
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4SEASON 21play2win
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5Season 21 S21Grand Opening New February 2026
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6Season 21 S2160X 600X Low High
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7X9999 Season 21Auto Reset Long Term 9999x
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8Season 21 Season 21 Part 1 2X100 OPEN 21 NOVEMBER
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9Season 21 Season 21 Part 12x9999 Season 21 Free to Play
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10Season 21 Season 21 Part 1 2100x 99999x Auto Reset
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11Season 21Custom Events Quest System Dynamic Exp Limited CashShop
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12season 2150x
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13Season 219999x
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14season 21 season6100x 1000x Custom Resets
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15S4 Episode 212000x Mid Rate
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16S21Mid Rate Season21
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17Season 6 Episode 21500x 700x
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18season 21Slow Balanceado Dedicated Igcn
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19Season 2150x
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20season 21300x
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21season 21hardcore hardserver 1x Long Term
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22season 21journey system Fun Server non reset 9999x
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23Season 219999x