Five-Color Niv-Mizzet
A Pioneer deck, by Justin Miller
1st place at a tournament in Richmond, Virginia, United States on 2020-02-02

Maindeck:
1 Forest
1 Island
1 Mountain
1 Plains

Creatures
3 Gilded Goose
4 Sylvan Caryatid

Instants
2 Abrupt Decay
1 Utter End

Legendary Creatures
4 Niv-Mizzet Reborn
2 Uro, Titan of Nature's Wrath (Banned in Pioneer)

Legendary Planeswalkers
2 Nahiri, the Harbinger
4 Teferi, Time Raveler (Banned in Pioneer)

Sorceries
4 Bring to Light
1 Cut
1 Dreadbore
1 Languish
1 Slaughter Games
1 Solar Blaze
1 Thought Erasure
1 Thoughtseize

Basic Lands
1 Swamp

Lands
3 Breeding Pool
4 Fabled Passage
1 Godless Shrine
1 Hinterland Harbor
2 Mana Confluence
2 Overgrown Tomb
1 Stomping Ground
2 Temple Garden
1 Temple of Abandon
1 Temple of Deceit
2 Temple of Enlightenment
1 Temple of Epiphany
1 Temple of Silence

Sideboard:
2 Rest in Peace
2 Fatal Push
1 Infernal Reckoning
2 Mystical Dispute
1 Selesnya Charm
1 Kambal, Consul of Allocation
1 Questing Beast
1 The Scarab God
1 Deafening Clarion
1 Enter the God-Eternals
1 Thought Erasure
1 Thoughtseize