They let you stay aggressive while keeping a massive blocker up for defense
Krosan Beast is a good example of this, with its transformation from a lowly 1/1 Squirrel into a massive 8/8 Beast, and the hatching of Rukh Egg is another
$8.99 Ureni of the Unwritten (0009 - Borderless) Tarkir: Dragonstorm Commander Decks Variants $0.35 Dragonstorm Globe Tarkir: Dragonstorm $0.59 Lozhan, Dragons' Legacy Commander Legends: Battle for Baldur's Gate $5.99 Temur Ascendancy Khans of Tarkir $1.49 Sarkhan, Soul Aflame Tarkir: Dragonstorm Commander Decks $2.79 Dragonspeaker Shaman (Commander Party Non-Foil) Promotional $2.29 Ganax, Astral Hunter (Showcase) Commander Legends: Battle for Baldur's Gate Variants $0.79 Carnelian Orb of Dragonkind Commander Legends: Battle for Baldur's Gate $0.99 Scaled Nurturer Commander Legends: Battle for Baldur's Gate $6.49 Stubborn Denial Khans of Tarkir $0.79 Savage Ventmaw Foundations $9.49 Wrathful Red Dragon Commander Legends: Battle for Baldur's Gate 0 results found
This is one that threw me when I first saw it as Wizards has changed how they usually word cards
Become the Avalanche Say you manage three creatures where their power matters, Become the Avalanche drew you three and got you at least +3/+3
Chandra's Ignition One of the fun things about doing a design based upon a story is that you get to have cool moments where the mechanics used in a game can actually reflect the story