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mainline
Which Legendary Building would be the "cheapest" to level up to the next level?<br>You can quickly calculate this here. The <span class="d-inline-block px-1" style="background-color: #c3e6cb">green</span> marked LG is the next one with the smallest own contribution.<br><br>If you are logged in, your current levels, if any, will be entered automatically.