Master Duel, Magic Arena, and Pokmon TCG Online - and many of the newly printed cards have had higher supply and thus lower prices
When Sin dies, put its counters on target creature you control, then shuffle this card into its owner's library
A number of cards to support such strategies have trickled in over the years, with popular entries including Cavern of Souls, Heralds Horn, and Path of Ancestry
Make sure you have a good amount of Basic Pokmon so you can get them into play quickly, then have a smaller number of Pokmon at Stage 1 that evolve from the Basic Pokmon you have, and an even smaller selection of Stage 2 Pokmon
We've seen many other sliver legends over the years and it's arguable that most of them are better for the purposes of Commander
You want to try new cards in your deck but dont want to spend a lot of money first