Stacking multiple Predatory Slivers gives multiple instances of +1/+1, so creating token copies or clones of this Sliver can be vital for creating a stable army
While Shatter and Crumble are fine choices I much prefer Scavenger Folk
1 Non-foil token or art card Double-sided token (65%), art card (30%), or stamped art card (5%) Collector Boosters Magic: The Gathering FINAL FANTASY Collector Booster boxes contain 12 Collector Boosters
It has enhanced value in top of library manipulation in its colors like Sensei's Divining Top and Sylvan Library
In March there are some changes to the cost and cards in a Pokmon TCG pack, but they are due to cost $4.49 (up from $3.99 MSRP) and include 10 cards made up of: 4 Commons 3 Uncommons 2 Reverse Holo Rares 1 Holo of Rare or higher rarity (Ultra Rare, Secret Rare, Alt Art e.t.c) 1 Basic Energy 1 Code Card That means although you get more cards with Lorcana a pack will cost a full $1.49 more than a Pokmon booster
Also, as we all know, Merlin wins the duel by becoming a germ, but there's no germ card for him to match Madam Mim's dragon card