Try this deck.
Its pretty good with default settings:
### Secret Paladin
# Class: Paladin
# Format: Standard
# Year of the Gryphon
#
# 2x (0) First Day of School
# 1x (1) Avenge
# 2x (1) Conviction (Rank 1)
# 1x (1) Galloping Savior
# 2x (1) Knight of Anointment
# 1x (1) Noble Sacrifice
# 2x (1) Oh My Yogg!
# 2x (2) Argent Protector
# 2x (2) Crabrider
# 2x (2) Hand of A'dal
# 2x (2) Sword of the Fallen
# 1x (3) Mankrik
# 2x (3) Northwatch Commander
# 1x (3) Venomous Scorpid
# 1x (4) Kazakus, Golem Shaper
# 2x (5) Ogremancer
# 1x (5) Taelan Fordring
# 2x (6) Hammer of the Naaru
# 1x (9) Alexstrasza the Life-Binder
#
AAECAcOfAwiW6AP86APb7gPn8AOoigSwigTqnwTIoAQLysEDns0DjtQDg94Dhd4DkeQDzOsDzusDz+sD4+sD658EAA==
#
# To use this deck, copy it to your clipboard and create a new deck in Hearthstone