CastTo cast a spell is to take it from the zone it’s in (usually the hand), put it on the stack, and pay its costs, so that it will eventually resolve and have its effect. A player may cast a spell if they have priority. See rule 601, “Casting Spells.”
To cast a card is to cast it as a spell. (CR 701.5) this spell only during combat on an opponent's turn.
Prevent all combat damage that would be dealt to you and planeswalkers you control this turn.
UntapTo untap a permanent, rotate it back to the upright position from a sideways position. Only tapped permanents can be untapped. (CR 701.26) all attacking creatures and
goadCertain spells and abilities can goad a creature. Until the next turn of the controller of that spell or ability, that creature is goaded.
Goaded is a designation a permanent can have. A goaded creature attacks each combat if able and attacks a player other than the controller of the permanent, spell, or ability that caused it to be goaded if able. Goaded is neither an ability nor part of the permanent’s copiable values.
A creature can be goaded by multiple players. Doing so creates additional combat requirements.
Once a player has goaded a creature, the same player goading it again has no effect. Doing so doesn’t create additional combat requirements. (CR 701.15) them. After this phase, there is an additional combat phase.