4 Death Toll The Golgari Delirium A lot is going on with the Death Toll deck, a green and black deck with a focus on getting various card types in the graveyard to fuel multiple delirium triggers
"Grimlock, Dinobot Leader" can become "Grimlock, Ferocious King" by "converting a Transformers toy you have to its other mode"
Adjust one or two cards, play several games, and decide whether the change actually improved your consistency
They either cost too much mana or their abilities are not that impactful
If your opponents are going too far wide for you to handle, Rakdos Charm can annihilate them with their own creatures provided those creatures dont have lifelink, I guess
If a card has an effect that specifically removes counters such as Vampire Hexmage, Glissa Sunslayer, or even the newest card, Render Inert, that could also fulfill the transform requirement