There are a few options for this, but were going to go ahead and choose Spirit Link as our example
While being able to Normal Summon regular Levia sounds so delicious it makes me drool, there are a lot many things to consider, primarily the absurd flexibility you're conferring WATER monsters in regard of their levels, as you could match and mix to Summon pretty much any Synchro, or use Level 4 monsters to Xyz Summon Rank 1, 2, 3 and 4 just with this card
Plus, Dragon-types are making a comeback, remember
His power and toughness scale dynamically with the number of noncreature tokens you control, which can be bolstered by his own ability and that of Sarah Jane Smith
You can see a grade 8 or 7 if there is a considerable amount of whitening
Since you've likely started to change your decks to be stronger when playing, you may want to name or label your decks so you know exactly what each box contains