Zone of Flames status as an Enchantment also means that you cant ever take your eye off of this card until its removed for good
10 Steven (Full Art) $23.07 A Champion's Pose Steven slides into the top ten with one of the most suave poses you'll ever see from a Pokemon Champion
Likewise, it could be that they have a spell/trap set in their spell/trap zone, so you can place a spell/trap in that same column on your side of the field, and now theres 2 cards in that column, letting you special summon a Mekk-Knight to it On top of being able to get out strong monsters this way multiple times per turn, they have multiple effects, some of which let you move the cards on the field so that you can summon to the same zone (because the columns had 2 or more cards in them) multiple times by letting you move the card you just summoned out of the way and put a new one there
Eshki is a bit more of a generic big creature commander, not having any specific Dragon abilities, but giving you a free draw when you cast a creature with power four or more, and then dealing damage equal to Eshkis power when you cast a creature with power six or more
With all the vampires and zombies of Magic, its no wonder that they would have a Dracula-themed cross-over