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Groth Island - 11 revisions
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Cleaned punctuation and AI-style phrasing (2026-04-27)
Expanded with terrain details, activities table, anomaly presence, and connection to Hethereau systems
Expanded Groth Island article with exploration context and gameplay activity details
Add internal wiki links (expanded term dictionary + heading links)
Expanded: geographic context, cultural identity, Sonic Dimension Lord lore, relationship to Hethereau
Comprehensive update based on official sources and research
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