Magic: The Gathering's Gerrard's Hourglass Pendant is the answer to Infinite Turn Commander decks

sportskeeda.com:

Among the recent Magic: the Gathering reveals for Dominaria United, the developers also showed off some of the Commander cards. While many of these are rather interesting, Gerrard’s Hourglass Pendant seems to be the answer to a problem that Magic: The Gathering players have faced for many years now.

Sadly, this card is not legal in Standard, but will be available in Eternal formats: Commander, Vintage, Legacy, and perhaps in some of the MTG Arena digital formats. What does this amazing card do, though?

One of the biggest problems in virtually all Magic: The Gathering formats is the ability to take infinite turns. It happens in Commander and has been a recurring problem in formats like Standard for years now.

This 1-drop rare artifact is incredibly powerful as it does so much more than simply stop extra turns as they’re happening. This artifact comes in for 1 colorless mana and has Flash. This means that, in response to a player starting an extra turn, it can be played and completely halt it.

This is what makes the card so great. As a player, you can wait for someone to burn all of their resources and set up their extra turns combo, and in response, play this for 1 mana. At this point, any extra turns that a player would take are instead skipped.

Gerrard’s Hourglass Pendant stops that dead in its tracks, and there are so many Infinite Turn combos in Magic: The Gathering. For example, Walk the Aeons, Azusa, Lost but Seeking, and Ranumap Excavator lets players sacrifice three Islands to take an extra turn, then play lands from their graveyard, and play three lands a turn.

This is an incredibly simple example of an Infinite Turn combo. Players can also use Ezuri, Claw of Progress, and Sage of Hours to consistently take extra