Archon of the Triumvirate
Creature — Archon
Mana Cost:
{5}{W}{U}
CMC 7
Colors:
U
W
Power / Toughness:
4 / 5
Set:
Return to Ravnica (RTR)
Rarity:
Rare
Standard
Commander
Flying Whenever this creature 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.)
Deck Archetypes
Control
It detains opponents' permanents, preventing them from attacking or blocking, which is a strong control mechanic.