A keyword ability that means whenever this permanent becomes the target of a spell or ability an opponent controls, counter that spell unless they pay an additional cost (usually mana or life). Ward is a softer version of hexproof that still allows interaction but taxes your opponent for it.
Popular Cards with Ward
Roaming Throne
Adrix and Nev, Twincasters
Maha, Its Feathers Night
Valgavoth, Harrower of Souls
Koma, World-Eater
Sovereign Okinec Ahau
Pippin, Guard of the Citadel
Gisa, the Hellraiser
Sedgemoor Witch
Ulamog's Dreadsire
Kitesail Larcenist
Fblthp, Lost on the RangeShowing 12 of 68 cards with Ward