edhseer Commander synergy, explained
Legendary Creature — Dragon Wizard
Mana cost: {4}{U}{R}
Flying
You have no maximum hand size.
Whenever a source you control deals noncombat damage to an opponent, you draw that many cards.
triggered — draws you that many cards
Causes: draw a card.
Cares about: anything deals noncombat damage.
hits creature — 849 cards in Niv-Mizzet's colors can cause this.
12 other cards care about it too. These are the ones with the most connections.
a Dragon deals combat damage — 255 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
a Dragon attacks — 255 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary attacks:
a nontoken Dragon enters the battlefield — 262 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
a Dragon it applies enters with counters to — 260 cards in Niv-Mizzet's colors can cause this.
259 other cards cause it too. These are the ones with the most connections.
a Dragon creature it boosts — 287 cards in Niv-Mizzet's colors can cause this.
286 other cards cause it too. These are the ones with the most connections.
a Dragon enters the battlefield — 293 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary enters:
a Wizard creature enters the battlefield — 735 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
anything deals noncombat damage — 1,963 cards in Niv-Mizzet's colors can cause this.
1,953 other cards cause it too. These are the ones with the most connections.
a card is drawn — 1,924 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary makes a player draw a card:
29 other cards care about it too. These are the ones with the most connections.
a creature attacks — 6,189 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary attacks:
80 other cards care about it too. These are the ones with the most connections.
a creature blocks — 6,189 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary blocks:
5 other cards care about it too. These are the ones with the most connections.
anything attacks — 6,189 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary attacks:
30 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 6,749 cards in Niv-Mizzet's colors can cause this (Niv-Mizzet is one).
When Niv-Mizzet, Visionary enters:
93 other cards care about it too. These are the ones with the most connections.