If your deck has lots of land , or if you've got a handful of land courtesy of something like Boundless Realms, then suddenly Cultivator Colossus is arriving as a 12/12 that also draws you a bunch of cards
This works because state-based actions are not checked until the spell has resolved, and so there is no opportunity for the owner of the commander that was destroyed to then send that commander back to the Command Zone their first opportunity to do so is after the spell resolves
Super Rare 19 card set
Rotations are a necessary evil in the world of competitive card games
The big money cards include Darksteel Plate, Sword of the Animist, Fire-Lit Thicket, and Clever Concealment, with the latter two approaching $20 or more
Having all cards from all the sets will make easy to file multiple decks like those needed for the recent Triple deck Constructed format used at Worlds for example or to come up with very effective strategy in the Infinity format that will still use all cards ever released in Lorcana after Set Rotation kicks-in
