Kaname Chidori

Whispered (Reduce the costs of artifact Vehicles in your hand by {x}, where X is this creature's converted mana cost.)
Remember -- Whenever Sousuke Sagara, MITHRIL blocks, attacks, or takes damage, you may get a Memory emblem. When Kaname Chidori leaves the battlefield, if you control Sousuke Sagara, MITHRIL, you may get a Memory emblem.