Cube compiled from Top 5 lists on MTG Cube Talk Discord as well as the Cube Con Discord.

https://discord.gg/mtg-cube-talk-263828508126609420

Duplicates have been omitted and include:

Reanimate, Tarmogoyf, Lightning Bolt (x5), Strip Mine, Dreadhorde Arcanist, Life from the Loam (x4), Wrenn and Six, Snapcaster Mage (x5), Recurring Nightmare (x2), Fact or Fiction, Goblin Bombardment, Chandra Torch, Consider, Bloodbraid Elf (x2), Armageddon, Hypnotic Specter, Shark Typhoon, Thalia Guardian of Thraben, Maelstrom Wanderer, Fireblast, Siege Rhino (x3), Garruk Wildspeaker, Armageddon, Tale's End, Palace Jailer, Thoughtseize (x4), Deathrite Shaman (x3), Gaea's Cradle, Bitterblossom, Bolas' Citadel, Emry Lurker of the Loch, Cabal Therapy, Akroma Angel of Wrath, Serra Angel, Lightning Helix, Crucible of Worlds, Explore, Brainstorm, Coiling Oracle, Ulamog the Ceaseless Hunger, Dark Confidant (x2), Venser Shaper Savant (x2), Rancor, Dragon's Rage Channeler (x2), Glorybringer, Pernicious Deed, Reveillark (x2), Gifts Ungiven, Elspeth Sun's Champion (x2), Treasure Cruise, Thraben Inspector, Sublime Epiphany, Fireball

Contributors to date:

aibretty
TheOinkinator (1... actually he said 5x Containment Construct)
Anthony
arget
Andy Mangold
HenryClay1844
Parker (LandofMordor)
Floris
Joe / civdude on reddit
Finish Horizon Lands NOW
jacklionheart
D.S.B.
Ulka
beary
boot (2)
Frrtball
ReleaseTheAllicin
ToadMooks
Alex, Snowtorch
CodyX
artlessbread
Maramas
Tentakelmonster
Shindir
internet
Jawn Snow (all repeats)
Dewey
Double
VIOLETTO
waas
devnull
TheGuyInTheKnow
HarmlessOrchid
TrainmasterGT
GenericName1
tahlo
ZackofRivia
SmellyHuffer
Sam Consumes Pie
Catitude4ever
EvaRia
ryancsaxe
Zenlos_the_traveler
viperfang4
Stonestokes
Austin/Bones
Tyler Pug
Island Ponder
OnTheWind
donald_k_magic (Tim)
Andrew (WarrenFish)
CrimsonYoshi
aqua
Rob McKenzie
Morgan (DarthPinkHippo)
Bob Barker (Nate R)
Dan (Lupe)
DEKKARU
Eric (AirborneMoxen)
ianbraverman
Ratafia
Cardsfan242
Dan Schneider
ElykRusty (Kyle F)
Matt Grenier
Paul Peterson (Boat Cube)
Jarizos
MrMcGee (Joey)
Derek (magicalhack)
Kade G (DomriKade)
Zarash
Vexion
Grenrut
ZeldaZach
Burly
Jenn Taylor
Maria (looter_scooter)
jesse
Brett
Deinonychus
thebeegfeesh
Soleniae
Dom Harvey
Kentorch (Trainough)
glassblowings
Zol
TeamJBro
Spicetorch (ivy/astaroth/taki)
drty_muffin
JoeDonkey
Donald
snowtorch of defiance
Pringlesman
Emetchi