This is the Best Paladin Deck September 16 Season 30 to ladder fast and carry you to legend with a good win rate. The addition of Medivh, the Guardian has strengthened the deck with the synergy with the 10 mana spell Anyfin can Happen.
You now have another win condition in a deck with the healing and board clears to take most games to or near to fatigue. Then there is the OTK from Anyfin can Happen.
Mulligan Guide for Anyfin can Happen Murloc Paladin
Mulligan for Bluegill Warriors to start killing off your murlocs. Doomsayer for tempo, and Wild Pyromancer for a board clear. With all of these in hand you have a strong start.