Who · The Supreme Lord in the form of a boar, Hiraṇyākṣa
The story · The earth was submerged in the great ocean of the universe called the Garbhodaka. The unlimitedly powerful Lord assumed the form of a boar as a pastime to lift it. When the demon Hiraṇyākṣa appeared, the Lord pierced him with His tusk.
What it teaches · This pastime displays the Lord’s unlimited power. Brahmā explains that understanding the Lord depends on His favor, received through unalloyed surrender to His service.