I was having a frequent UI bug with Warp Stone and Mo & Kril's 2, where when I used it in 2 (or sometimes just randomly?) the cooldown would appear to reset, but it wasn't. I couldn't tell when my warp stone was up because of this.
Match 7945844 (might not help since it seems like a UI thing)
Match 7945844 (might not help since it seems like a UI thing)