Short Rest: Encounter powers recovered, no surges spent
***
Minor Action: Form of Winter's Herald (I get +1 bonus to AC, resist 5 cold, and every square withing 2 squares of me is difficult terrain for enemies. This "zone" moves with me as I go. Also I can use Form of Winter's Herald encounter attack in that form.)
Move Action: Get to J14
Attack Action: Form of Winter's Herald on Ogre -
Attack (1d20+6=25) vs AC, Hit:
Cold damage (2d6+8=10) and the Ogre is immobilized (save ends)
Free Action: Nature's Wrath - mark the Ogre.
AP - Standard Action: Second Wind - I get +8 hp (puts me on maximum), +2 to all defenses, and another +4 to AC from class feature.
Final AC 23