It is a limited format, with each booster pack containing a theme
This is a downside if you're removing +1/+1 counters or similar, but removing a lore counter from a saga is all upside, keeping it in play for another turn and rebuying your earlier saga abilities
That being said, some decks are cheaper, easier to play, or simply more effective than others so often, this advice is based on whats good for players making their start in Magic
Labrynth Barrage X TRAP When you activate a Set Normal Trap Card, except "Labrynth Barrage": This effect becomes that Normal Trap's effect when that card is activated, also until the end of your opponent's next turn after this card resolves, your opponent takes no effect damage from your card effects
Cid, Timeless Artificer is a Uncommon, Legendary Creature - Human Artificer card from the Magic The Gathering set Universes Beyond - Final Fantasy (MTGSC-FIN-0417)