This legendary land can be played and tapped for one green mana, but the ability it has is huge
Savannah Lions (T1, Ext, S) The best offensive one-drop creature in Magic history, hands down
You can also banish his own GY, and you want to take advantage of the fact that you can adjust the number of cards and the number of cards when they are banished
And coming from Murders at Karlov Manor being the murder mystery set, I look forward to seeing some of the other ideas on the list
Given how regularly Eldrazi decks drop seven+ mana threats, this makes Cicada legitimately terrifying, on multiple axes
This card is invaluable for breaking an opponents momentum - perhaps swapping a powerful Pokemon for a weaker benched one to earn an easy knockout or avoid a threatening setup