To show how efficient this card is for the right deck, the final versions of Miracle Grow, which were dubbed Super Grow, used Mystic Enforcer as a finisher, since by the time you'd get around to casting it you had an all but guaranteed 6/6 flyer for four mana
I think this works especially well as a defensive card, as it can bait attacks from larger creatures only to then overpower them with an instant that boosts its stats, which also gives it first strike
Canon Discontinuity: A lot of the strange or even bad endings tend to kill the stories they're tied to dead, with the hero's death or a plot twist that sends the film's continuity so off the rails they can't possibly tie into the next one, so the sequels don't even bother accounting for them
Reach is a fun nod to the fact that he throws the Blitzball and is excellent against aerial enemies
You can obtain the Joltik (1-Diamond rarity) card by opening Mew from Mythical Island set
With all of the Kuriboh brothers out of the way, its time to get into those boss monsters right now