In mirage skill "Traveler" says that when you teleport, you get a boost to your fire speed until your next cooldown, but the bonus disappears over time, even if there was no cooldown. Either this is an incorrect description of the skill, or a flaw in the bonus itself
Video on YouTube
Shiv knives have the property of ricocheting into the nearest enemy. But the problem is that this feature is not really realized on the lanes where creeps are present. If two enemies are really close, but there is a creep between them, then the knife flies into the creep, not into the enemy...