what is the purpose of a side deck in yugioh ARTMAGE PROFILE Top 10 Side Deck Cards

In each booster pack of 10 cards, there are card treatments that cant be found in any other product in the set

C Common Kashtira Akstra X SPELL Quick-Play If a face-up "Kashtira" Xyz Monster(s) you control is destroyed by battle or card effect: Banish 1 "Visas Starfrost" from your hand, your Deck, or your Monster Zone, and if you do, Special Summon 1 "Vicious Astraloud" from your Extra Deck, ignoring its Summoning conditions

its just that I mostly have experience with lower-value bulk hits from those sets

Destroy that monster and Special Summon this card from the Graveyard

while this card is face-up on the field, you can Normal Summon Level 5 or higher Dinosaur monsters without Tributing

MTG Discover The new MTG Discover mechanic wants to exile cards from the top of your library