Still, scrying is a potential way of getting rid of bad cards, as is milling or using another effect that puts cards on the bottom of your library
12 Ashnod's Altar For the reasonable cost of three mana, Ashnod's Altar is an impressive artifact that allows you to easily convert unneeded creatures into mana ramp
Eldrazi Conscription is amazing, of course, but this is a deck which can honestly run Colossification
3 Ephara, God Of The Polis An oldie but one that has stood the test of time, Ephara is a master at getting card draw from flash spells
Whenever one or more land cards are put into your graveyard from anywhere for the first time each turn, create a 1/1 green Insect creature token
This card enables your primary game plan and should be prioritized in both mulligan decisions and sequencing