If you want an exotic weapons, armor, vehicle upgrades and ammo, The agent of the nine is here at your service in tower every fridays at 9:00 am UTC - sundays at 9:00 am UTC. If you got enough strange coins you found, exotic weapons and armor cost 23 strange coins, vehicle booster upgrades cost 23 strange coins, exotic engram cost 23 mote of light, and ammos cost 1 strange coins. Hurry before agent of the nine leaves from tower. If you need help to find strange coins, collect blue or legendary engrams and decoded to received an strange coins, or beat weekly herotic strike, the higher the level, more strange coins you received, or wining in crucible deathmatch to receive a strange coins.