The protection the sword gives means that not only can your opponent not target the creature with spells and abilities, much like Hexproof, but also means that their creatures, planeswalkers, and other permanents cannot interact with it either
I got a handful of rare cards and even a few legendary cards
Orcust Crescendo X TRAP Counter When a Spell/Trap Card, or monster effect, is activated while you control an "Orcust" Link Monster: Negate the activation, and if you do, banish that card
From a technical point of view, making your own Pokmon cards is illegal
Using a double flicker target spell, you can get back not just your flicker spell, but something else
On the fair side of things (well outside of limited), it can also do a single Blaze type effect with X damage to anything, possibly burning out an opponent or one of their creatures