Time Distortion — ruling 1

This effect reverses the turn order established at the beginning of the game. While the order is reversed, anything that cares about this order (such as determining in what order choices are made) will use the new reversed.

Time Distortion — ruling 2

If the game’s turn order is reversed again, it will return to the default order used at the beginning of the game.

Time Distortion : règles, fonctionnement et interactions (MTG)

Time Distortion is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

When you encounter Time Distortion, reverse the game's turn order. (For example, if play had proceeded clockwise around the table, it now goes counterclockwise. Then planeswalk away from this phenomenon.)

How it works : Time Distortion

Original English text — Wizards of the Coast / Scryfall

#1June 1, 2012· Wizards of the Coast
This effect reverses the turn order established at the beginning of the game. While the order is reversed, anything that cares about this order (such as determining in what order choices are made) will use the new reversed.
No other card is named in this ruling.
#2June 1, 2012· Wizards of the Coast
If the game’s turn order is reversed again, it will return to the default order used at the beginning of the game.
No other card is named in this ruling.