Magic The Gathering Return to Ravnica Spoiler - Archon of the Triumvirate

Archon of the Triumvirate - #142/274 - Rare
Creature - Archon

Flying

Whenever Archon of the Triumvirate attacks, detain up to two target nonland permanents your opponents control. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

Illustrator: David Rapoza
Source: Wizards of the Coast