Certain cards in that archetype require this one to be active: Hidden Temples of Necrovalley, Necrovalley Temple, and Imperial Tombs of Necrovalley
Depending on the specifics of the effect that Special Summons it, the Trap Monster may Special Summon itself from the Spell & Trap Zone (when the card is activated) or the Graveyard (due to the Trap Card's effect)
Discourage Your Opponents From Using Their Own Seekers By keeping a reusable threat on your bench, your opponent will reconsider their actions with regard to using their Seeker, as it would put them at a distinct disadvantage or allow you to recover from a difficult position
Each edition adds something new texture, special foil, or mechanics
Thankfully, it also has the cutest way to be removed from travelers
Short title 7 Describe some quality or feature of the company