Legality depends on the tournament format -- Mobilize can be legal in some formats and banned or restricted in others
Each one is the same basic land on the front and back, depicting a peaceful setting on the front and a more treacherous scenario on the back
Lets take a look at Harsh Scrutiny in a different color combination: Creatures (5) Planeswalkers (9) Lands (26) Spells (21) Chandra, Torch of Defiance is the perfect card for a B/R Midrange deck, giving them another great two-for-one, a card draw engine, a victory condition, and extra mana to help make sure Goblin Dark-Dwellers comes on time
If your Pokemon is Poisoned, it will strike twice as hard
Equipped creatures attacking a planeswalker or battle won't cause Akiri's first ability to trigger
Theres a fine line between being deep enough to satisfy TCG players spoiled by decades of Magic: The Gathering mechanics, without throwing fans enchanted by Disney cards in at the deep end and watching them flounder