While both games have cards with effects that the players have to strategize around and plan ahead, MTG has more mechanics and rules the players have to keep in mind, such as debating whether or not to attack with a minion, because if it attacks, it cannot block on the opponent's turn
These have all seen Constructed play in multiple formats, with Fury and Grief being banned in formats like Modern and Legacy
You can sacrifice token creatures, and Sultai (black/green/blue) is a color pairing that lets you have access to the best sacrifice cards
Building your own monster has been a longtime fan-favorite way to play, but usually it's just too weak against removal spells to be viable
Grixis Grixis, then, would represent the forces of Mordor