Unlimited: This 10x11 sheet includes exclusively cards for the booster packs
There are three Transformers Secret Lair sets in all Transformers: Optimus Prime vs
You have it as EtB effects on creatures: You have it on attacking creatures: You have it on removal spells: You have it triggering from all kinds of things you might do anyway: Harder than finding lifegain effects, it is to find the perfect amount to support the archetype without having it be in every deck and weakening aggro heavily, but more to that later
Zimone powers up when you cast a spell with X in the mana value, and then reduces the cost of X spells later by the number of counters on her
The show features many moments where Waterbenders need to get creative with their water sources, and the ability to split up a cost between mana, creatures, and artifacts captured the flexibility we were looking for
And if a raw card looks mint and could potentially earn a PSA 10, why would the seller let it go instead of grading it themselves