Declare Zur as an attacker.
Zur triggers, causing you to search your library for Stasis and put it onto the battlefield.
During the end step prior to your turn, activate Rishadan Pawnshop by paying {2} and tapping it, shuffling Stasis into your library from the battlefield.
Repeat.

Opponents skip their untap steps

Lock

Zur the Enchanter

Stasis

Rishadan Pawnshop

At the beginning of your upkeep, Second Chance triggers.
Holding priority, activate Rishadan Pawnshop by paying {2} and tapping it, putting Second Chance on the bottom of your library from the battlefield.
Resolve the Second Chance trigger, causing you to take an extra turn after this one.
Declare Zur as an attacker.
Zur triggers, searching your library for Second Chance and putting it onto the battlefield.
Repeat each turn.

Infinite turns

Second Chance

Declare Varragoth as an attacker.
Activate Varragoth by paying {1}{B}, causing you to search your library for Stasis and put it on top of your library.
Activate Temple Bell by tapping it, causing each player to draw a card.
Cast Stasis by paying {1}{U}.
During the end step prior to your turn, activate Rishadan Pawnshop by paying {2} and tapping it, shuffling Stasis into your library from the battlefield.
Repeat.

Combos with "Rishadan Pawnshop"