<p>If you will be following logic of the character transfer, as in- you will be able to transfer to Yellow BE from Green BE, but once it is done, you will not be able to go back to Green BE. It is to secure “purity” of the Green Eye. Consequently, worlds with Yellow and Green Battle will not be merged. It would be not only by unfair for players from Green who opt Green BE, but also, destroy and whole concept of the Character World transfers.</p><p></p><p>Also transfers as also Green BattleEye. </p><p></p><p>Also found this:</p><p><span style="-webkit-text-size-adjust:auto; background-color:rgba(255, 255, 255, 0.93); caret-color:#3a3a3a; style="background-color:rgba(255, 255, 255, 0.93); color:#3a3a3a; font-family:"Helvetica Neue",helvetica,arial,sans-serif; font-size:14px">‘The BattlEye type is also an important factor on </span><a rel="nofollow" href="https://tibia.fandom.com/wiki/Game_World_Merge" title="Game World Merge" style="-webkit-text-size-adjust: auto; border: 0px; margin: 0px; padding: 0px; vertical-align: baseline; text-decoration: none; color: rgb(53, 25, 151); transition: color 0.3s; font-family: "Helvetica Neue", helvetica, arial, sans-serif; font-size: 14px;">Game href="https://tibia.fandom.com/wiki/Game_World_Merge">Game World Merges</a><span style="-webkit-text-size-adjust:auto; background-color:rgba(255, 255, 255, 0.93); caret-color:#3a3a3a; style="background-color:rgba(255, 255, 255, 0.93); color:#3a3a3a; font-family:"Helvetica Neue",helvetica,arial,sans-serif; font-size:14px">, and only worlds with the same type of BE protection can be merged together.”- </span><a rel="nofollow" href="https://tibia.fandom.com/wiki/BattlEye">https://tibia.fandom.com/wiki/BattlEye</a></p>