In competitive play, you can do away with your bad hand and redraw, which boosts the chances of finding something you need
Through time, this flexibility has turned us into a very active partner for both the production and packaging designers at Wizards of the Coast
The most obvious answer beyond that was seeing what rare or mythic rare you opened, or if you found that key uncommon or common for your deck
Rust-Shield Rampager I think the offspring mechanic is great, so Rust-Shield Rampager automatically jumps up the rankings for me
Magus Lucea Kanes doubling up of X-cost spells, and the Swarmlord turning your creatures with counters into card draw, means there are some really fun strategies here - Tyranid Swarm is a deck that truly does feel like a swarm, and can give you big creatures to attack with, and plenty of tokens back to defend if youre smart
You may cast instant and sorcery spells from the top of your library