It also has the second ability to mill six cards and get two instant or sorcery cards back from the graveyard, which is mostly ideal for graveyard decks or spell slinger decks
Personally, I love how this Izzet commander plays into itself: As you cast more spells, the harder-to-cast spells become easier to cast, generating more experience counters and making the even more expensive spells easier to cast
Because of this, you'll want to save Dimensional Slash for when it will either win you the game , or when its downside can be minimized
But as a poor player who just wants to enjoy the game with specific expensive cards, its widely accepted to use fake cards as proxies in casual play
Obeka is the best effect on this list because it can be used time and time again, although only effectively on your own turn
Pawn shops can be a convenient choice for fast cash, though be prepared for potentially lower offers