Blues mechanical themes are especially weak, as discussed last week
I already pointed out that keywords like Ward or Flashback require outside knowledge of those mechanics to understand, but the same thing is true of more fundamental rules terms like dies, color, combat damage, play, activated ability, and all the rest
Goblin decks specialize in flooding the board, which means this Gobbo Assassin will trigger very often and keep most boards clear
Sorcery Color tag templates(None) Windfall Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way
Even a tiny deviation in MTG card dimensions can disqualify you from a tournament or spell the difference between hundreds of dollars in resale value