MTG card sizes set the industry standard, but not every TCG shares the exact dimensions
That being largely a matter of "these seem interesting, but likely won't see play unless the right deck comes around." There're a few exceptions, which I'll touch on, but to save you, the reader, your sanity by not reading the same line over and over across 20-30 cards, I'm going to talk about them mainly in groups here and now
(Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) : Add one mana of any color
Players use 60 cards to win the game by reducing their opponent's life points to 0 or achieving specified conditions
Nearly every tribal deck has some number of creatures that provide value when they enter the battlefield
It turns a creature into a 4/4 serpent for the turn, but if you dont need that effect, you can just cycle it away for to draw a new card