Shadowstorm Vizier

Creature — Human Cleric

Produces: nothing.

Cares about: anything being discarded.

Partners

578 cards can cause a Cleric it boosts.

1. Shadow-Rite Priest — Shadow-Rite Priest gives Shadowstorm Vizier bigger stats

1,609 cards can cause anything being discarded.

1. Transplant Theorist — When Transplant Theorist discards a card, Shadowstorm Vizier gives +1/+1
2. Leonardo da Vinci — When Leonardo da Vinci discards a card, Shadowstorm Vizier gives +1/+1
3. Kiora, the Rising Tide — When Kiora, the Rising Tide discards a card, Shadowstorm Vizier gives +1/+1
4. Cephalid Coliseum — When Cephalid Coliseum discards a card, Shadowstorm Vizier gives +1/+1
5. Conqueror's Galleon // Conqueror's Foothold — When Conqueror's Galleon // Conqueror's Foothold discards a card, Shadowstorm Vizier gives +1/+1
6. Sidequest: Card Collection // Magicked Card — When Sidequest: Card Collection // Magicked Card discards a card, Shadowstorm Vizier gives +1/+1
7. Gran-Gran — When Gran-Gran discards a card, Shadowstorm Vizier gives +1/+1
8. Dreadwing Scavenger — When Dreadwing Scavenger discards a card, Shadowstorm Vizier gives +1/+1

723 other cards cause it too, equally specific. The ones shown are the best connected.