Meanwhile, Uncivil Unrest is a terrifying red card - a bit pricey on the mana, but the haste-enabling, damage doubling potential is off the charts
Companions did come with deck-building restrictions, but those dont limit their power and consistency in actual games
If, during your declare attackers step, Ursine Monstrosity is tapped, is affected by a spell or ability that says it can't attack, or hasn't been under your control continuously since your turn began (and doesn't have haste), then it doesn't attack
The Werewolf mechanic isn't keyworded or even named, but it's as much a part of the design as flashback, morbid, or even transform
Here is Growth Spiral
As cats frequently drop cat tokens, you can get a lot of value out of this card by removing pesky artifacts and getting rid of enchantments