Activate Clock of Omens by tapping Bloodline Pretender and another artifact, targeting Bloodline Pretender.
Magda triggers, creating a Treasure token.
Resolve the Clock of Omens ability, untapping Bloodline Pretender.
Repeat.

Infinite artifact ETB

Infinite artifact tokens

Infinite tapped Treasure tokens

Put all artifact cards and a subset of creature cards from your library onto the battlefield

Magda, Brazen Outlaw

Clock of Omens

Bloodline Pretender

Cause a Wall to enter under your control.
When the Wall enters, Bloodline Pretender triggers, putting a +1/+1 counter on it.
Invisible Woman triggers, creating a 0/4 Wall creature token with defender.
Repeat from step 2.

Infinite +1/+1 counters on a creature

Infinite creature ETB

Infinite creature tokens

Invisible Woman, Sue Storm

Cast Bloodline Pretender by paying {3}.
When Bloodline Pretender enters, Haru triggers, targeting Bloodline Pretender as it is a land due to Toph.
Activate Zuran Orb by sacrificing Bloodline Pretender.
When Bloodline Pretender dies, Haru triggers, returning Bloodline Pretender from your graveyard to the battlefield tapped.
When Bloodline Pretender enters, Haru triggers, targeting Bloodline Pretender as it is a land due to Toph.
Resolve the Zuran Orb ability.
Repeat from step 3.

Infinite artifact LTB

Infinite artifact sacrifice triggers

Infinite creature LTB

Infinite creature sacrifice triggers

Infinite death triggers

Infinite lifegain triggers

Infinite lifegain

Infinite landfall triggers

Toph, the First Metalbender

Haru, Hidden Talent

Zuran Orb

Activate Xavier Sal by tapping it and removing a counter from a permanent you control, creating a copy of a creature token you control.
When the creature token enters the battlefield, Intruder Alarm and Bloodline Pretender trigger.
Resolve the Intruder Alarm trigger, untapping all creatures.
Resolve the Bloodline Pretender trigger, putting a counter on it.
Repeat.

Combos with "Bloodline Pretender"