
CompanionCompanionIf this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery. — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for
as a sorcery.)
VigilanceVigilanceAttacking doesn't cause this creature to tap.
Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilancevigilanceAttacking doesn't cause this creature to tap..
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.