Many decks, formerly called "tribal" decks and now more often called "typal" decks, are built around a specific type of creature that synergizes well with others of its kind
Sauron is a highly expensive commander at a mana value of eight
They have no additional abilities, just efficiency
Jor Kadeen, First Goldwarden Jor Kadeen, First Goldwarden perfectly fits into the deck theme of equipping creatures and swinging hard
You can't influence their decision
Selesnya Midrange by Julien Henry Planeswalker (4) Ajani, Mentor of Heroes x3 Elspeth, Sun's Champion Creature (25) Elvish Mystic x4 Hangarback Walker x2 Fleecemane Lion x4 Hidden Dragonslayer x2 Den Protector x4 Deathmist Raptor x4 Courser of Kruphix x2 Nissa, Vastwood Seer x3 Instant (6) Valorous Stance x2 Dromoka's Command x4 Land (25) Temple of Plenty x4 Windswept Heath x4 Blossoming Sands Rogue's Passage Forest x9 Plains x6 Sideboard (15) Hangarback Walker x2 Tragic Arrogance x2 Evolutionary Leap x2 Back to Nature Unravel the Aether x2 Valorous Stance Hushwing Gryff x2 Plummet Glare of Heresy x2 Gruul Devotion Ramp by Andrew Quinn Planeswalker (3) Creature (31) Elvish Mystic x4 Sylvan Caryatid x4 Rattleclaw Mystic x4 Reclamation Sage Courser of Kruphix x4 Polukranos, World Eater x3 Whisperwood Elemental x4 Dragonlord Atarka x4 Genesis Hydra x3 Sorcery (2) Land (24) Forest x10 Mountain Wooded Foothills x4 Temple of Abandon x4 Rogue's Passage Haven of the Spirit Dragon Nykthos, Shrine to Nyx x3 Sideboard (15) Arbor Colossus Nissa, Worldwaker x2 Seismic Rupture x3 Unravel the Aether x2 Back to Nature Nylea's Disciple x4 Ugin, the Spirit Dragon x2 Wrap Up Sage-Eye Harrier | Illustration by Chase Stone Thats all there is to say about this mechanic
