Kytheon, Hero of Akros // Gideon, Battle-Forged

The transform condition is the whole design argument: a two-power body for one mana that flips into a Gideon only if you commit to a real board and attack with a crew. That gates the payoff behind exactly the kind of go-wide aggression the card wants to encourage, so the front face is not a fragile one-drop you jam on turn one and hope survives; it is a threat that pays off deck construction. Left alone, Kytheon can protect himself with the indestructible activation, but the transform trigger asks you to keep swinging in numbers, and the reward is a planeswalker whose zero ability turns him back into a 4/4 attacker that shrugs off damage. That loop, creature to planeswalker to creature again, was the pitch for this double-faced Planeswalker: earn the flip through combat, then animate to keep pressing. What makes him more than a curve-filler is that he is a one-drop who scales into the late game without ever being a dead draw; the front side does honest work while the back side closes. The Gideon plus-one that grants indestructible and untaps a blocker, and the plus-two that redirects an attacker, both reinforce the same aggressive-but-protective posture the creature side established. It is a rare case of a legendary flip whose two halves argue for the same strategy rather than hedging between two.