That difference is usually not important because in most situations, the steps to get from one to the other are walked over and the correct outcome is intuitively clear
Youre also not going to make a lot more money than using one of the other options
Sometimes they can remove it (Rip Apart, for example, is a good answer), but Izzet Phoenix decks for example are unable to deal with it
Though this Merfolk Wizard is only a 1/1, it boasts flash (always useful), so it can ambush unsuspecting foes' attacks by boosting all your Merfolk by +1/+1 on their turn
However, unlike chess, MTG's emergent strategy is somewhat forced by the printing of these sets -- building out the options for a player which the community will find, as a hive mind, the best ones
If heads, the defending Pokmon is paralyzed