An Older Mechanic Revitalized Poison is a tricky mechanic for you to work with, but can be incredibly difficult for your opponents to do much about once the engine starts going
It provides you mana to cast Auras or Equipment spells if you need it, or you can use it to move an Aura or Equipment between creatures you control
Still, haste is a big deal for a creature like this, and you can smash for four damage in the air out of nowhere
2 Toxic Deluge Is Cheap & Hits Indestructible Creatures Most board wipe effects will simply destroy all cards of a specified type(s), which is likely meant to balance the sheer power of such cards
Though grimed with the dust of centuries, the ancient shrine was not unguarded
If Prowess players can find opportunities to get the ball rolling, Astrologians Planisphere may put on the hurt in the Standard format