The coolest weapon in a game was the Gem in Castlevania SotN.
It finaly came into it's own in this installment. When the game first came out, everyone on my dorm floor would congregate in my room to take turns playing it, watching people play, and trash talking. No one could figure out why I kept insisting on keeping the Gem, until about a week in when my skills were finaly mastered. Soon, everyone was trying to catch up
Simple, powerful, elegant: Gem