Glimmer of Genius doesn't just supply cards though: it offers card selection with it's scry 2 ability, provides two energy, and can be cast at instant speed
Shadowmage Infiltrator Another relic of MTGs past, Shadowmage Infiltrator has relevant evasion built in, and it draws a card whenever it connects
1 Foil alternate-frame rare or mythic rare This is the premier slot in the Collector Booster
Shard of the Nightbringer Shard of the Nightbringer demands to be cast, and it rewards you with a huge life total swing
For 5, you get to deal 5 damage to any target, and for 8, you get to deal 10 to two targets, and so on as you scale up on mana
Master new mechanics Earthbending, Airbending, Waterbending and Firebending to tell your version of the story and discover your Magic play style