You get to draw tons of cards, buff your creatures, gain life, and ramp two mana
Whether it be making tons of Squirrel tokens, utilizing your Squirrel creatures for other uses, or turning your Squirrels into an overwhelming force, theres a heavy focus on the creature type
Avatar Kyoshi, Earthbender (TLE) $17 Avatar Kyoshi, Earthbender is the archetypal big card for Commander, and it reminds me of how the format was 5-6 years ago
This lets you adapt your playstyle based on the game in front of you, and means that a go-wide strategy is less of a risk in the face of a sweeper
Magics more than 30 years of history is littered with funny cards, adorably cute cards, artworks, flavor texts, and more
Greater Good, Lifes Legacy, and Evolutionary Leap are excellent forms of card advantage that require a sacrifice