When Uro enters the battlefield, its first and second abilities trigger, as well as Deadeye Navigator's soulbond ability.
Resolve the Deadeye Navigator trigger, pairing it and Uro.
Resolve the second Uro trigger, causing you to draw a card, gain 3 life, and put Izzet Boilerworks from your hand onto the battlefield.
When Izzet Boilerworks enters, it and Tiller Engine trigger.
Resolve the Tiller Engine trigger, untapping Izzet Boilerworks.
Holding priority, activate Izzet Boilerworks by tapping it, adding .
Resolve the Izzet Boilerworks trigger, returning it from the battlefield to your hand.
Activate Uro by paying 1, blinking it.
Repeat from step 2.
This clever loop transforms Uro, Titan of Nature's Wrath from a traditional graveyard threat into a self-sustaining engine by pairing it with Deadeye Navigator for repeatable blinking. Whenever Uro enters the battlefield, it drops Izzet Boilerworks into play, which enters tapped and triggers Tiller Engine to instantly untap the bounceland before its own bounce ability can resolve. This gives you a continuous supply of mana from Izzet Boilerworks using the mana generated to fuel Deadeye Navigator's blink ability, drawing your entire deck and gaining infinite life along the way.