This 4-drop 2/3 is a Coastal Piracy on legs for your Merfolk
If you're looking to hunt any of these rare cards down, your best bet is picking up a Collector Booster set from Amazon right now, but be prepared to pay around $480 for just 12 packs
I urge you to do your own research, either through looking at your commanders page on EDHREC, or searching on Scryfall for the right cards for your deck
Category Explanation Mana Tax : Whenever you have to pay mana in order to do something, whether that's attack, block, keep a permanent Tapping : This affect is whenever you have to tap something, and are forced to keep it tapped for multiple turns Discard : Whenever your hand is targeted continually because of some affect that also might cause mass discard
This measure refers to the thickness of the material
Vrondiss also feels like youd be forced to add dice-rolling to the precon