At the start of combat, she puts a number of +1/+1 counters equal to her power on one target creature, and that creature also becomes a Mutant
Thanks to failed trials of trying to score booster packs while every TCG store was completely sold out, everyone took to online retailers to purchase the cards they had to have for their collection
Across a number of games at Gen Con, it was this change in focus from fighting to racing that became my first big realisation that Lorcana is far more than I cynically expected from a Disneyfied TCG
In my experience, World Shaper is actually a little short on cards with that effect (surprising since the entire point of the deck is to sacrifice all your lands), so Id also consider adding in a few other spells with a similar ability
17 Kida: Protector Of Atlantis 206/204, Amber Kida: Protector of Atlantis is a Legendary card even when it's not Enchanted, and playing it at the right time can be a big game-changer
Its currently selling for around $350 , and even its standard variant is priced higher than youd expect, with the non-Enchanted cards average value sitting at $31.50