At the beginning of your upkeep, The Temporal Anchor's first ability triggers, causing you to scry 2, ensuring to put at least one card on the bottom of your library.
The Temporal Anchor's second ability triggers.
Holding priority, activate Timestream Navigator by paying {2}{U}{U}, tapping it and putting it on the bottom of your library, causing you to take an extra turn after this one.
Resolve the Temporal Anchor trigger from step 2, causing you to exile Timestream Navigator from the bottom of your library.
Cast Timestream Navigator from exile by paying {1}{U}.
Repeat each turn.

Infinite turns

Lock

Timestream Navigator

The Temporal Anchor

Activate Woe Strider by sacrificing Ornithopter.
Ornithopter dies, triggering Mortuary, putting Ornithopter on top of your library from your graveyard.
Resolve the Woe Strider ability, causing you to scry 1 and put Ornithopter on the bottom of your library.
The Temporal Anchor triggers, exiling Ornithopter from the bottom of your library.
Cast Ornithopter from exile by paying {0}.
Repeat.

Infinite death triggers

Infinite creature ETB

Infinite creature LTB

Infinite creature sacrifice triggers

Infinite storm count

Mortuary

Woe Strider

Ornithopter

Activate Woe Strider by sacrificing Memnite.
Memnite dies, triggering Mortuary, putting Memnite on top of your library from your graveyard.
Resolve the Woe Strider ability, causing you to scry 1 and put Memnite on the bottom of your library.
The Temporal Anchor triggers, exiling Memnite from the bottom of your library.
Cast Memnite from exile by paying {0}.
Repeat.

Memnite

Activate Viscera Seer by sacrificing Memnite.
Memnite dies, triggering Mortuary, putting Memnite on top of your library from your graveyard.
Resolve the Viscera Seer ability, causing you to scry 1 and put Memnite on the bottom of your library.
The Temporal Anchor triggers, exiling Memnite from the bottom of your library.
Cast Memnite from exile by paying {0}.
Repeat.

Viscera Seer

Activate Viscera Seer by sacrificing Ornithopter.
Ornithopter dies, triggering Mortuary, putting Ornithopter on top of your library from your graveyard.
Resolve the Viscera Seer ability, causing you to scry 1 and put Ornithopter on the bottom of your library.
The Temporal Anchor triggers, exiling Ornithopter from the bottom of your library.
Cast Ornithopter from exile by paying {0}.
Repeat.

Combos with "The Temporal Anchor"