As very few of his cards require being cast on his own main phase, Swag is able to leave mana open to threaten a counterspell or a bounce effect during everyone elses turns
This set drastically lowered the barrier to entry for competitive play by re-introducing hard-to-find, expensive staples (like the 10-cost Doflamingo and Katakuri) back into the market in massive numbers
Now we have something like this attached to a good dragon, that can even gain you some life
Table of Contents show What Are Faerie Commanders in MTG
Thassa's Oracle A format-warping card in competitive EDH, Thassa's Oracle is a merfolk who also happens to be one of the strongest alternative win cons in Magic: The Gathering
The Stroke might cost one more mana than Braingeyser, but it has several advantages: It's an instant, it's more splashable, and it has better support cards