The card is obviously better against things which put tokens onto the battlefield, such as Storm Herd and this lists own Clone Legion
In Tarkir: Dragonstorm we have a cycle of lands that enter tapped unless you control an enemy basic land for the respective land, with an added ability tacked on
This ability lets you cast a Zombie creature card from your graveyard for the turn, which is pretty darn good
Heck, even Wrenn and Realmbreaker can do at least one more extra thing for the same-ish converted cost during the turn it drops
Their average mana value is a lot higher than the swarmier tribes like Zombies, Goblins or Elves, so theyre often in a support role, offering help to Humans against all manner of Demons, Devils, and other creatures of the night