Indoraptor, the Perfect Hybrid Bloodthirst X is already an interesting way to start off with Indoraptor, the Perfect Hybrid
Giving all Creatures your opponents control just one toughness leaves them very vulnerable to many Black board wipes, like The Meathook Massacre, Toxic Deluge, Nuclear Fallout, and Black Sun's Zenith
Rarity: Pecharunt EX is a rare and powerful card, although not as much as its full-art variant
Plus, it adds the benefit for all saprolings you have, so pay attention to all the green cards that generate a bunch of saproling tokens, including the Limited menace Sprout Swarm
But if the graveyard decks are good, why wouldnt I want my Leylines
Creature - Eldrazi Color tag templates(None) Sifter of Skulls Devoid (This card has no color.) Whenever another nontoken creature you control dies, create a 1/1 colorless Eldrazi Scion creature token