Above, you can see the showcase stained-glass treatment we have given to each of the 41 legendary creatures in Dominaria United (20 uncommon, 14 rare, and 7 mythic)
If your entire team has lifelink and eventually gets in an additional hit with that lifelink, thats a huge leg up on the game provided its enough to you stay in it while giving up a four-drop, so if certain matchups are structured in the right way, it could work
Attacking creatures with equal (or higher) power to the blocking creatures defense will cause the blocking creature to die
Mike Wazowski is shown wearing the same climbing gear that he is depicted in for his own Enchanted card listed above, while Sulley and Boo appear to be trying to scare the vine into submission
That said, a lot of planeswalkers get used in a lot decks that dont take full advantage of all of their abilities
Plus he has a solid body for 4 ink that will be a decent questing threat after you've already gotten value out of his Reindeer Games ability