Both apply continuous advantages to the players who has them, both apply to one and only one player, and both have very narrow interaction with other cards, only ones that explicitly mention them
The synergies to be had with landfall are plenty, and this card sees play in Commander decks that allow you to play multiple spells a turn
However, if those events happened in the opposite order, your maximum hand size would be two
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Whenever a nontoken creature you control dies, if it had counters on it, create X tapped 2/1 white and black Inkling creature tokens with flying, where X is the number of counters it had on it
Let's assess the general criteria that the card will be graded on: Centering: The front and back centering on this card look pretty good