This may seem like it's not that productive, as your opponent will often die to regular damage first, but a lot of what makes poison counters special in Phyrexia: All Will Be One is the Corrupted mechanic, which is an ability word that turns on when your opponent has three or more poison counters
Here are a few key points that highlight the importance of card draw: Consistency : Drawing more cards means better chances of getting the spells you need when you need them
If this Pokemon has at least 1 extra Energy attached to it in addition to this attack's cost, your opponent's Active Pokemon is now Burned and Confused
The less human version is Tovolar, Midnight Scourge, whos a 4/4 with the same card draw ability, but this time around you can pay X, one red, and one green, to give a Wolf or Werewolf you control +x/+0 and trample until the end of the turn, which is a great way to finish someone off

Advanced Search Sets Random Syntax Release date: 2014-09-16 Abzan Battle Priest Abzan Falconer Ainok Bond-Kin Alabaster Kirin Brave the Sands Dazzling Ramparts Defiant Strike End Hostilities Erase Feat of Resistance Firehoof Cavalry Herald of Anafenza High Sentinels of Arashin Jeskai Student Kill Shot Mardu Hateblade Mardu Hordechief Master of Pearls Rush of Battle Sage-Eye Harrier Salt Road Patrol Seeker of the Way Siegecraft Smite the Monstrous Suspension Field Take Up Arms Timely Hordemate Venerable Lammasu War Behemoth Watcher of the Roost Wingmate Roc Blinding Spray Cancel Clever Impersonator Crippling Chill Dig Through Time Disdainful Stroke Dragon's Eye Savants Embodiment of Spring Force Away Glacial Stalker Icy Blast Jeskai Elder Jeskai Windscout Kheru Spellsnatcher Mistfire Weaver Monastery Flock Mystic of the Hidden Way Pearl Lake Ancient Quiet Contemplation Riverwheel Aerialists Scaldkin Scion of Glaciers Set Adrift Singing Bell Strike Stubborn Denial Taigam's Scheming Thousand Winds Treasure Cruise Waterwhirl Weave Fate Wetland Sambar Whirlwind Adept Bellowing Saddlebrute Bitter Revelation Bloodsoaked Champion Dead Drop Debilitating Injury Despise Disowned Ancestor Dutiful Return Empty the Pits

Rites Of Flourishing pairs well with other like Heartwood Storyteller where you benefit from their extra card casting capabilities