Commanders like Yidris enable cascade strategies that overwhelm opponents with value
Poison counters are only applied to players if the toxic creature deals combat damage to a player
Black and green have their fair chunk of indestructible baddies and, finally, blue and red boast pretty minor features
You've got good mana fixing with Ignoble Hierarch , Rampant Growth , and the full set of Talismans , you have a decent suite of answer cards like Maelstrom Pulse and Terminate , card draw from things like Syphon Mind and Deathreap Ritual , and significant threats in the form of Broodmate Tyrant and Archon of Cruelty
Messenger Jays Not only do you vote with this card, but it has flying
So being able to tutor them while gaining life does not seem too bad