For this reason, when a particular card or mechanic or engine or whatever you want to call it sticks around for a while, its actually rare and deserves a second look and a little added recognition
And this ability can be used at any time, so if the Saheeli player has a wide variety of valuable or threatening things to copy, their opponents can feel like they have no viable routes forward to attack the Saheeli player's strategy
The concept of outside the game only applies to the current game, meaning you could pull cards from the main game to cast in the subgame with Wish
However, for a cost of 5 black mana, it would likely be too slow and susceptible to removal in competitive play
Although the difference in mana you pay and that your opponent is forced to pay extra between Spell Pierce and Mana Leak are the same it is far more about the relative difference and not the nominal difference
CMC: 3 Legality: Commander: Legal Duel: Legal Gladiator: Legal Historic: Legal Historicbrawl: Legal Legacy: Legal Modern: Legal Premodern: Legal Vintage: Legal Rulings: More About Our Magic: the Gathering Proxies This is a high quality Magic the Gathering proxy card