On each of your end steps, opponents are forced to either let you draw or mill progressively more and more of your deck
Some need to be complex
Number Twelve Welcome Grixis fans
Liliana, Dreadhorde General has a wonderful static and loyalty ability combo and Liliana, Death's Majesty has great graveyard synergies, but I want to focus on Liliana of the Veil
Decklist Characters: 3x Atitaya Fang General, 3x Bobby Purple Pigeon, 3x Captain Hook Forceful Duelist, 3x Cri-Kee Part of the Team, 3x Friend Owl Cantankerous Neighbor, 3x General Li Head of the Imperial Army, 2x Grandmother Fa Spirited Elder, 2x Honest John Shameless Schemer, 2x Kakamora Boarding Party, 3x Khan War Horse, 3x Lafayette Sleepy Basset Hound, 1x Mulan Charging Ahead, 2x Mulan Disguised Soldier, 3x Mushu Fast-Talking Dragon, 1x Mushu Your Worst Nightmare, 1x Prince John Fraidy-Cat, 1x Stitch Alien Troublemaker, 3x The Matchmaker Unforgiving Expert, 3x Thumper Young Bunny, 1x Vinnie Green Pigeon, 2x Zipper Flying Ranger
As far as cards that can slot in in other builds, We Ride at Dawn is a great one for Convoke decks, especially because it helps re-cast a Commander but also provides bonus creature tokens to pile into the melee