Its hard to pin down why this is, especially since there are over a dozen cards in the deck that Id categorize as card advantage, with the best ones being Idol of OblivionIdol of Oblivion, SkullclampSkullclamp, and Shamanic RevelationShamanic Revelation
Unfortunately you cant reanimate the sacrificed creature thanks to the ordering of effects, and sacrificing a creature isnt part of the actual cost of this card
There are build-around commanders that dont necessarily push you down specific lines of play
Whenever we attack with one or more Zombies we get to draw and discard that many cards and gain that much life
But 7, hard-to-cast mana is a lot, it only hits one person, and sometimes you cant use it to get some card draw for yourself
Dragonite ex (Eevee Grove) is not available in Rare Packs