Activate Wily Goblin by paying {1}{U}, blinking it.
When Wily Goblin enters, it and Deadeye Navigator's soulbond ability trigger twice.
Resolve both Deadeye Navigator triggers, repairing it and Wily Goblin.
Resolve both Wily Goblin triggers, creating two Treasure tokens.
Activate both Treasures by tapping and sacrificing them, adding {1}{U}.
Repeat.

Infinite artifact ETB

Infinite artifact LTB

Infinite artifact sacrifice triggers

Infinite creature LTB

Infinite creature ETB

Deadeye Navigator

Panharmonicon

Wily Goblin

Activate Wily Goblin by paying {1}{U}, blinking it.
When Wily Goblin enters, it and Deadeye Navigator's soulbond ability trigger
Resolve the Deadeye Navigator trigger, repairing it and Wily Goblin.
Resolve the Wily Goblin trigger, creating two Treasure tokens.
Activate both Treasures by tapping and sacrificing them, adding {1}{U}.
Repeat.

Xorn

Activate Ashnod's Altar by sacrificing Wily Goblin, adding {C}{C}.
Wily Golbin dies, triggering Nim Deathmantle, causing you to pay {4} to return Wily Goblin from your graveyard to the battlefield, and attach Nim Deathmantle to it.
Wily Goblin enters the battlefield, creating two Treasure tokens.
Activate two Treasure tokens by tapping and sacrificing those, adding two mana of any color.
Repeat.

Infinite death triggers

Infinite creature sacrifice triggers

Nim Deathmantle

Ashnod's Altar

Activate Emiel the Blessed by paying {1}, blinking Wily Goblin.
When Wily Goblin enters the battlefield, it triggers, creating a Treasure artifact token.
Activate the Treasure by tapping and sacrificing it, adding {1}.
Repeat.

Emiel the Blessed

Zirda, the Dawnwaker

Activate Emiel the Blessed by paying {3}, blinking Wily Goblin.
When Wily Goblin enters the battlefield, it triggers twice, and Preston trigger twice if it has power 2 or less, or once otherwise.
Resolve both Wily Goblin triggers, creating two Treasure artifact tokens.
Resolve the first Preston trigger, creating a token copy of Wily Goblin that is a 0/1 Illusion.
When the Wily Goblin token enters the battlefield, it triggers twice, creating two Treasure tokens.
Repeat from step 4 for the remaining Preston trigger, if applicable.
Activate three Treasures by tapping and sacrificing them, adding {3}.
Repeat.

Combos with "Wily Goblin"