mtg commander 2017 draconic domination deck Magic: The Gathering Starter – Destruction (Red-Green) | Ready-to-Play Deck for Beginners and Fans | Ages 13+ Age Group Wizards of the Coast Commander

The Emerald Ink type Ursula, Deceiver of All is a Dreamborn card (you can check out our Storyborn, Dreamborn and Floodborn Disney Lorcana guide for more details)

This means that every single creature in your deck works with Prosperous Thief, Ingenious Infiltrator, Yuriko, the Tiger's Shadow, and Kaito, Bane of Nightmares, which is a pretty significant power-boost to the non-ninja creatures in your deck

The one mana is a small price to pay

Divebomb Action This card is actually pretty cool and goes well with Ruby given powerful characters with the Reckless keyword (especially Maui Hero to All)

So you play it, gain a very tiny amount of game information, sacrifice it, and replace it in your hand at the start of your next draw step

If your opponent only has a few characters in play, this is an excellent way to thin things out