Being that ninja decks can be a bit mana hungry, that cost reduction does a lot of work for us
Disney LorcanaAzurite Sea Starter Deck Amber/RubyThe Disney Lorcana Azurite Sea Amber/Ruby Starter Deck is a powerful and beautifully themed introduction to the Azurite Sea set in the Disney Lorcana Trading Card Game (TCG)
For decks with three or more colors, where you might only be able to afford a small number of MDFCs since you'll need most of your lands to either be basics (for ramping / tutoring purposes) or tap for multiple colors of mana, the best MDFCs are Bala Ged Recovery (seriously, if you have green mana in your deck, play this card), Valakut Awakening, Hagra Mauling, and Ondu Inversion, along with the mythic cycle, which is almost always good if you can afford another land that only taps for a single color of mana
It was a cheap way to get rid of some massive threats, especially indestructible ones
Once it actually hits the battlefield, the deck can snowball hard
It gets round persists and on death triggers and will rarely be seen again