For specific cards: Singles are the most cost-effective
Once per turn, when your opponent would Special Summon a monster(s) while this card is in your Monster Zone: You can send to the GY, 1 Continuous Trap in your Monster Zone that was Special Summoned from the Spell & Trap Zone
Enchantment - Aura Ramp (CTRL to add secondary) Removal Constable of the Realm Renown 2 (When this creature deals combat damage to a player, if it isn't renowned, put two +1/+1 counters on it and it becomes renowned.) Whenever one or more +1/+1 counters are put on this creature, exile up to one other target nonland permanent until this creature leaves the battlefield
Cataclysm Market Price: $7.76 An extremely flavorful and fun board wipe with terrific artwork from Jim Nelson, this choosy removal spell anchored a number of White Aggro decks during its heyday, especially seeing as it could remove multiple different permanent types for only a small investment of
In other Lorcana news, a new product designed to teach beginners the game was announced called Disney Lorcana TCG Gateway
Swanna costs 70 Pack Points to craft