Dwarves may teach at the speed of stone, but their results are solid.

The List

Arcane Teachings

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Enchanted creature gets +2/+2 and has "{T}: This creature deals 1 damage to any target."

Tenth Edition

Enchant creature
Enchanted creature gets +2/+2 and has "{T}: This creature deals 1 damage to target creature or player."

Not all knowledge is learned from parchment.

Judgment

Enchanted creature gets +2/+2 and has "oc
T: This creature deals 1 damage to target creature or player."