Feather, the Redeemed: b3 -> b4

Remove (22):
- 1 Akroma's Will
- 1 Ancestors' Aid
- 1 Chandra's Ignition
- 1 Clever Concealment
- 1 Fighter Class
- 1 Frontline Heroism
- 1 Generous Gift
- 1 Informed Inkwright
- 1 Kediss, Emberclaw Familiar
- 1 Lapse of Certainty
- 1 Mavinda, Students' Advocate
- 1 Mountain
- 1 Open the Armory
- 1 Pinnacle Monk // Mystic Peak
- 1 Professional Face-Breaker
- 1 Psychotic Fury
- 1 Settle the Wreckage
- 1 The Lonely Mountain
- 1 Thought Vessel
- 1 Unleash Fury
- 1 Young Pyromancer
- 1 Zada, Hedron Grinder

Add (22):
+ 1 Ancient Tomb
+ 1 Angel's Grace
+ 1 Chance for Glory
+ 1 Cloud, Midgar Mercenary
+ 1 Dualcaster Mage
+ 1 Gamble
+ 1 Goblin Engineer
+ 1 Grand Abolisher
+ 1 Grinding Station
+ 1 Heat Shimmer
+ 1 Inspiring Vantage
+ 1 Jeska's Will
+ 1 Monastery Mentor
+ 1 Mox Amber
+ 1 Orim's Chant
+ 1 Ranger-Captain of Eos
+ 1 Reprieve
+ 1 Sevinne's Reclamation
+ 1 Sundial of the Infinite
+ 1 Twinflame
+ 1 Underworld Breach
+ 1 Wheel of Fortune