Glacierwood Siege is most often going to be playing lands from your graveyard, and honestly
Ilysian Caryatid costs 2, rocks a 1/1 body, taps for any color of mana unless you have a dork with a power of 4 or more, then it'll tap for two
Ive cast Preordain to find Supreme Verdict in my own end step after my opponent put a scary creature onto the battlefield with Aether Vial
It was in the design files for a while, where it assumed the playtest name layaway, which makes sense since its a mechanic where you can pay a chunk of the cost upfront
This Purple event does have an additional cost to it, but it's not detrimental to purple in any way
Much like Faldorns activated ability, Harnfell, Horn of Bounty turns dead draws into different cards, but the difference is that this is also card advantage