Argostars can provide some protection and boosts even if they are only used as Traps, but that would be a waste
It comes jam-packed with powerful planeswalkers like Grist , the Hunger Tide , which can serve as a game-winning condition all on its own
In a very simplified way, if there is less to spend mana on you are going to need less of it
If this card was Ritual Summoned using "Blue-Eyes White Dragon", when it declares an attack: You can change the battle positions of as many monsters your opponent controls as possible, and if you do, the ATK/DEF of those changed monsters become 0, also, this turn, if this card attacks a Defense Position monster, inflict piercing battle damage to your opponent
3 Gilded Drake Gilded Drake is a Reserve List card, meaning that Wizard of The Coast has pledged to never reprint it
What you could potentially do is to fill you graveyard, Delve away the cards you dont need in the matchup, and shuffle the rest back into your library with [scryfall]Cranial Archive[/scryfall], which is also a cantrip, so youre only paying mana for the effect