
Knightly Valor | Enchantment | Aura | Enchant creature
When Knightly Valor enters the battlefield, create a 2/2 white Knight creature token with vigilance. (Attacking doesn't cause it to tap.)
Enchanted creature gets +2/+2 and has vigilance. | Matt Stewart

Sphere of Safety | Enchantment | | Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control. | Slawomir Maniak

Search the City | Enchantment | | When Search the City enters the battlefield, exile the top five cards of your library.
Whenever you play a card with the same name as one of the exiled cards, you may put one of those cards with that name into its owner's hand. Then if there are no cards exiled with Search the City, sacrifice it. If you do, take an extra turn after this one. | Jack Wang

Pyroconvergence | Enchantment | | Whenever you cast a multicolored spell, Pyroconvergence deals 2 damage to any target. | Jack Wang

Righteous Authority | Enchantment | Aura | Enchant creature
Enchanted creature gets +1/+1 for each card in its controller's hand.
At the beginning of the draw step of enchanted creature's controller, that player draws an additional card. | Scott Chou