It can use cards like Card Destruction, Cyber Jar, and Morphing Jar to help setup its kill turns
Since damage is dealt by the creature, abilities like lifelink, deathtouch and infect are taken into account, even if the creature has left the battlefield by the time it deals damage
I appreciate there are many people in both camps, and that no matter what happens with these cards, somebody will feel like they didn't get the result they wanted
They can use these to spend on buying packs, while earning a few along the way
It's a solid effect, but by the time the player's able to summon Majestic Star Dragon, they could've gotten far more devastating monsters on the board
Expending four energy nets you your choice of any creature card back from the graveyard to your side of the battlefield