Of course, having access to all five colors, Progenitus decks are versatile and diverse
Raid teaches you that you should be looking for opportunities to attack, Klomparens says, and its generally better to cast your creatures in your postcombat main phase. Meanwhile, Landfall helps curb a classic bad habit in MtG : not putting enough land cards in your deck
Also here is Ugins Labyrinth, which you can expect to normally in decks with Eldrazi, and is a ridiculously good land in those decks
The other thing that makes him hard to deal with is his abilities
Following the fiery intensity of Phantasmal Flames, this expansion soars into the skies with a focus on Dragon- and Flying-type Pokmon, tying into the lore of Pokmon Legends: Z-A
Since a lot of +1/+1 counters decks are good at proliferate but not at getting that initial counter, this is a nice way to get those started