Had another 4:1 today at my LGS today, really enjoying this Deck.
I mulled alot and aggressiv but it worked out fine in the end. I wouldnt change anything right now because its just stone cold solid.
My draw luck left me alone in R4 vs my 2nd Elves oponent.

4 Eldrazi Mimic
4 Endless One
4 Matter Reshaper
4 Thought-Knot Seer
4 Reality Smasher
3 Simian Spirit Guide
2 Walking Ballista
2 Endbringer

4 Chalice of the Void
2 Umezawa’s Jitte
2 Dismember

4 Ancient Tomb
3 City of Traitors
4 Eldrazi Temple
3 Eye of Ugin
4 Cavern of Souls
4 Wasteland
2 Mishra's Factory
1 Urborg, Tomb of Yawgmoth

Sideboard
4 Leyline of the Void
4 Thorn of Amethyst
3 Ratchet Bomb
2 Sorcerous Spyglass
2 Warping Wail

Round 1: BR Reanimator 2:1
Round 2: Elves 2:1
Round 3: Mervolk 2:0
Round 4: Elves 0:2
Round 5: UB Death's Shadow 2:0
4:1

Round 1: BGW Pile 2:0
Round 2: DnT 2:0
Round 3: Big Eldrazi 2:1
Round 4: DnT 2:0
Round 5: Bant Enchantress 1:2
4:1