Amber Island: The Vessel System Amber Island is MSM’s endgame resource island. Instead of breeding, you fill Vessels — containers that require specific monster eggs from your other islands. Each vessel becomes a Fire-element monster that sings and produces Relics.
How Vessels Work Buy a vessel from the Amber Island Market (costs Coins, 100K-2M depending on monster rarity) The vessel shows a list of required monsters spread across your islands Breed or teleport those specific monsters to the correct islands “Zap” eggs from each monster to fill vessel slots When all slots are filled, the vessel hatches into that monster The monster now lives on Amber Island and generates Relics Egg Zapping Rules Rule Detail One egg per monster per vessel Each monster donates only once to each vessel Monster must be placed The required monster must exist on the specified island Breeding time varies Higher-level monsters produce zappable eggs faster Eggs are free Zapping costs nothing — you just need the monster Cross-island tracking The vessel UI shows which monsters you still need and where they go Recommended Vessel Order Priority Monster Cost (Coins) Required Islands Difficulty 1 Kayna 500K Plant, Cold, Air Easy 2 Stogg 750K Plant, Cold, Air, Water Easy 3 Ziggurab 1M Plant, Cold, Air, Water Medium 4 Tiawa 1.2M Plant, Cold, Air, Water, Earth Medium 5 Flum Ox 1.5M All 5 Natural islands Hard 6+ Remaining Fire monsters 1.5-2M each Various Hard Start with Kayna. Its 6 required monsters (Potbelly, Toe Jammer, Mammott on 3 islands) should already exist on your islands by the time you unlock Amber Island.
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