Whenever a creature enters, untap all creatures
Like most Flesh and Blood cards, the value of Howl from Beyond Red depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Monarch)
This includes cards like Darksteel Forge, Rules Lawyer, and Gleemax, all of which are very strong to have tacked onto a 4/4 flying body
Verdict: Hit, though not a homerun
Alternatively, cards with incredibly strong internal synergy, like Arcades, the Strategist or Tom Bombadil, are amazing in bracket three
Not Losing Is Not The Same As Winning There are a few cards that stop you from losing the game, and often prevent opponents from winning the game