Earthquake Enchantment

This enchantment can be put on a pickaxe or sword (larger area one pickaxe). When right-clicking the tool with enchantment, the ground under the player (5 block area sword, 8 block area pickaxe) will come up then down in a wave motion, knockback mobs but only does 2 attack damage. allows more mobs to be hit than normal knockback but less damage. on top of that the enchantment has a 2% chance to enchant an item when using an enchantment table or has a 50% chance of finding an earthquake enchantment book in an ocean temple giving an actual reason to explore ocean temples.