In other words, you can put 5 counters on The Ur-Dragon, but you don't win the game that way
5D's Ride 26: "Premonition of a Fierce Fight...!!" Yu-Gi-Oh
Its ability, Dark Signal , is activated when from the moment you evolved your Umbreon-V to Umbreon-VMax, forcing your opponent to make one of their Benched Pokmon into their Active Pokmon, that is, you will be applying a "Boss' Orders" during that turn, being able to save a Supporter card on that turn and even saving a Boss' Orders from your hand, or use it to create a bluff in the game (depending on creativity of the situation)
Then, at the end of it all, they get a Kiki-Jiki
Commander's inflated life total makes the drawback of losing life to draw cards a little less 'oops I might have killed myself', and the ring being indestructible means that your opponents need exile effects to stop you from drawing increasingly more cards