Most of the cards that make Legacy expensive are the same cards that make Modern expensive: Snapcaster Mage, Liliana of the Veil, Misty Rainforest, etc
Doodling during long EDH games while waiting your turn
It's all part of the game, but that high variance may be frustrating to players accustomed to cooperative games that are more of a puzzle than a story
Its primary strategy revolves around generating Eldrazi Spawn tokens and ramping mana to summon massive Eldrazi creatures that can dominate the battlefield
Sam, Loyal Attendant Sam, Loyal Attendant is a potential Commander that partners with Frodo, Adventurous Hobbit and generates Food tokens at the start of each of your combat steps, and then reduces the activation costs of all food cards you control by one
Attack 1: [RL] Max Burst (20+)