Rhystic Study

Mana cost: {2}{U}
Type: Enchantment
Set: Wilds of Eldraine: Enchanting Tales #91 (mythic)

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Rhystic Study has 15 printings, first in Prophecy (2000). EDHREC ranks it #46 among Commander cards. It appears most in Y'shtola, Night's Blessed decks (22,051 on EDHREC). 1 public deck on TCG runs it. It has 2 official rulings.

Legality

commander: legal
legacy: legal
vintage: legal
pauper: legal
modern: not legal
pioneer: not legal
standard: not legal
brawl: legal

Public decks that run Rhystic Study

Enchantress Rubinia - Magic Online Theme Decks, led by Rubinia Soulsinger

Commanders that run Rhystic Study most

Deck counts from EDHREC.

Y'shtola, Night's Blessed: 22,051 decks
Vivi Ornitier: 20,775 decks
Kinnan, Bonder Prodigy: 15,546 decks
The Ur-Dragon: 13,178 decks
Atraxa, Praetors' Voice: 13,040 decks
Kefka, Court Mage // Kefka, Ruler of Ruin: 12,546 decks
Urza, Lord High Artificer: 11,750 decks
Kraum, Ludevic's Opus // Tymna the Weaver: 11,091 decks

Often played with Rhystic Study

Cards that show up in the same decks on EDHREC.

Rulings

2023-09-01: You don't have to decide whether or not to draw a card until after the player decides whether or not to pay.
2023-09-01: Rhystic Study's triggered ability resolves before the spell that caused it to trigger. It resolves even if that spell is countered. The player gets the option to pay when this triggered ability resolves.