You can draw up to three cards on your end step
This is certainly true in the case of Blex, Vexing Pest: a Lord for not just Snakes, but also several other niche creature types as well, including Bats, Spiders, and Insects
Our own list runs very few noncreature cards so these hatebears barely affect us at all, but severely slow down our opponents, allowing our werewolves to flip out and murder them
Combo decks, aggressive decks like Hammer Time, and 4 colour grindy decks all like having access to the card for multiple reasons
Sisters of Stone Death I'm not sure about you, but I find it odd that a gorgon doesn't have deathtouch
Invasion of Alara Invasion of Alara is a battle that'll give you an option between two cards to cast with mana value 4 or less