There is still a lot to understand and learn in the game, however, with a lot of associated game mechanics - like ink, lore, and glimmers - intermixing, with even more to come when new chapters are released in the future
It amasses more of a board presence, draws you cards, or deals burn damage
Tinker doesnt even need a second card to be absurd, although frequently it was combined with Time Walk to great effect since all you need to do is untap
Building around this strategy in a more focused way would have me wanting to play Impact Tremors, Purphoros, God of the Forge, Altar of Dementia, and the usual staples of any good ETB focused deck
This way, you eliminate summoning sickness as early as possible, and there's nothing stopping you from simply casting the mill spell on the following turn
We'll start with the Waves