The deck uses spells and traps which can slow down the game and stop your opponent from progressing towards their win condition
Big Game Hunter We dont see Big Game Hunter as much as we used to, and thats a shame
To prepare for the worldwide simultaneous release, the second half of EB04 cards is included in OP-15
Until end of turn, you may play one of those cards without paying its mana cost
Creatures (44) Spells (16) Sideboard There are, of course, extreme circumstances like Legacy Manaless Dredge which will break this rule all the time, but most decks are not like that
So while some decks might struggle to produce a big payoff from an X spell, green strategies are often well suited to produce lots of mana in a short amount of time, allowing cards like Invasion of Ikoria to suddenly apply pressure with whatever creature is going to be the best solution to a given situation