Herobrine is a mythical character in Minecraft and is not officially part of the game. However, many players use mods or creative rituals to simulate summoning Herobrine for fun. Here are common ways described to "summon" Herobrine, mostly through mods or roleplay setups:

Common Ritual to Summon Herobrine (Mod or Roleplay)

• Create a 3x3 space and place Netherrack in the center.
• Place gold blocks at the corners around the Netherrack.
• Put lava near the gold blocks.
• Place redstone torches on each gold block.
• Use a special item called the "altar of Herobrine" in the center.
• Activate the altar with a "cursed diamond" or similar item crafted from soul sand, rotten flesh, and a nether star (varies by mod).
• This ritual triggers a Herobrine-related event or spawn in modded Minecraft

Alternative Summoning Setup (No Mods)

• Build a structure with gold blocks, diamond blocks, redstone torches, and other blocks arranged in a specific pattern.
• Light the structure or activate it with redstone components.
• Wait for Herobrine to appear (this is usually a visual trick or texture pack effect, as Herobrine is not in vanilla Minecraft)

Important Notes

• Herobrine does not exist in the official Minecraft game; all summoning methods rely on mods, addons, or player-created illusions.
• Summoning Herobrine in mods often causes destructive events or hostile encounters.
• Many videos and tutorials showing how to summon Herobrine are for entertainment and use mods or editing

• The Minecraft Wiki states Herobrine can be summoned in plugins by building an altar with gold blocks, netherrack, redstone torches, and mossy cobblestone, then igniting it, but this is not part of the official game

In summary, to "summon" Herobrine, you typically need to install a Herobrine mod or addon and build a specific altar or structure using gold blocks, netherrack, redstone torches, and other items, then activate it with a special item. Without mods, Herobrine cannot be summoned in the official game.