All these sets have the Plain pattern as the Set Reverse Holofoil pattern
English and Foreign sheets doesn't always have the cards at the same space (example French M13 Foil Uncommon sheet have a filler on top while the English doesn't.) Also I have noticed that some English Sheets Made in Belgium while having fillers on them, the English version Made in USA the fillers are replaced by extra cards, this happened on a bunch of recent sets
Though information on Lorcana is still scarce, what is known is up to par with the most popular TCGs, Magic: The Gathering and Pokmon
This can be particularly useful if you keep getting blocked by small, disposable creatures, or if your army is struggling to get past your opponent's defences
Vashta Nerada A 3-mana creature with indestructible and shadow (effectively unblockable), which also gets +1/+1 counters via morbid
In the past, the ex mechanic worked in a variety of ways