Finally found my dream seed. Every biome relatively close to spawn with an End Portal under a mushroom Island. I figured I would share for seed hunters. 57436735718349 : r/Minecraft
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This seed has 5 Mushroom Fields biomes. (Info in comments) : r/MCPE
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BEDROCK] All main biomes and structures within 2k blocks from spawn: -636313732 (coordinates in the comments) : r/minecraftseeds
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