Asmodeus the Archfiend + Patchwork Crawler + Skirge Familiar

Asmodeus the Archfiend
Patchwork Crawler
Skirge Familiar

Requires
Asmodeus the Archfiend must be in exile (exiled by Patchwork Crawler). Patchwork Crawler must be on the battlefield. Skirge Familiar must be on the battlefield, or in the graveyard. Mana needed:
Steps
  1. Activate Patchwork Crawler using Asmodeus' first ability by paying , causing you to draw seven cards.
  2. If Skirge Familiar is in your graveyard, activate Patchwork Crawler using Skirge Familiar's ability by discarding a card, adding .
  3. Otherwise, activate Skirge Familiar by discarding a card, adding .
  4. Repeat step 2 or 3 two additional times.
  5. Repeat from step 1..
Results
Infinite card draw. Infinite draw triggers. Infinite looting. Infinite self-discard triggers. Near-infinite black mana.

Sidisi, Brood Tyrant
0.04% of 7012 decks 3 decks
Tasigur, the Golden Fang
0.03% of 6179 decks 2 decks
Ludevic, Necrogenius
0.42% of 238 decks 1 decks
Armix, Filigree Thrasher // Malcolm, Keen-Eyed Navigator
6.25% of 16 decks 1 decks
Zellix, Sanity Flayer // Haunted One
0.08% of 1302 decks 1 decks
Circu, Dimir Lobotomist
0.16% of 635 decks 1 decks
The Mimeoplasm
0.02% of 6167 decks 1 decks
Oskar, Rubbish Reclaimer
0.04% of 2495 decks 1 decks
New Cards
Molt Tender
50% of 4 decks +49% synergy
High Synergy Cards
Channeler Initiate
83% of 6 decks +83% synergy
Necrotic Ooze
82% of 11 decks +81% synergy
Devoted Druid
67% of 6 decks +64% synergy
Dread Return
64% of 11 decks +58% synergy
Likeness Looter
56% of 9 decks +52% synergy
Laboratory Maniac
45% of 11 decks +41% synergy
Ringsight
44% of 9 decks +41% synergy
Birds of Paradise
67% of 6 decks +39% synergy
Negate
55% of 11 decks +32% synergy
Dark Ritual
36% of 11 decks +14% synergy
Creatures
Snarling Gorehound
50% of 6 decks +49% synergy
Shigeki, Jukai Visionary
50% of 6 decks +48% synergy
Colossal Skyturtle
50% of 6 decks +48% synergy
Deathrite Shaman
50% of 6 decks +38% synergy
Glasspool Mimic
36% of 11 decks +33% synergy
Cinderhaze Wretch
27% of 11 decks +27% synergy
Dimir Doppelganger
27% of 11 decks +27% synergy
Dreamscape Artist
27% of 11 decks +27% synergy
Soul Diviner
27% of 11 decks +27% synergy
Oriq Loremage
27% of 11 decks +26% synergy
Fain, the Broker
27% of 11 decks +26% synergy
Stinkweed Imp
27% of 11 decks +26% synergy
Instants
Grisly Salvage
50% of 6 decks +45% synergy
Fact or Fiction
27% of 11 decks +21% synergy
Frantic Search
27% of 11 decks +15% synergy
Counterspell
27% of 11 decks -15% synergy
Sorceries
Stitch Together
27% of 11 decks +26% synergy
Diabolic Tutor
27% of 11 decks +21% synergy
Victimize
27% of 11 decks +15% synergy
Toxic Deluge
27% of 11 decks +9% synergy
Utility Artifacts
Matzalantli, the Great Door
38% of 8 decks +36% synergy
Battles
Invasion of Amonkhet
27% of 11 decks +26% synergy
Planeswalkers
Grist, the Hunger Tide
50% of 6 decks +46% synergy
Ashiok, Dream Render
27% of 11 decks +24% synergy
Utility Lands
Cephalid Coliseum
27% of 11 decks +24% synergy
Mana Artifacts
Arcane Signet
73% of 11 decks +1% synergy
Sol Ring
64% of 11 decks -21% synergy
Talisman of Dominance
36% of 11 decks +4% synergy
Lands
Command Tower
100% of 11 decks +26% synergy
Choked Estuary
64% of 11 decks +47% synergy
Exotic Orchard
55% of 11 decks +19% synergy
Undercity Sewers
50% of 6 decks +39% synergy
Hedge Maze
50% of 6 decks +39% synergy
Underground Mortuary
50% of 6 decks +37% synergy
Opulent Palace
50% of 6 decks +23% synergy
Zagoth Triome
50% of 6 decks +20% synergy
Sunken Hollow
45% of 11 decks +11% synergy
Darkwater Catacombs
36% of 11 decks +22% synergy
Dimir Aqueduct
36% of 11 decks +20% synergy
Port of Karfell
27% of 11 decks +25% synergy
Drowned Catacomb
27% of 11 decks +0% synergy