Lachlan, Wise Beyond Words

Whenever Lachlan, Wise Beyond Words enters or attacks, you may pay {w/g}{w/g}. If you do, surveil 2. Then, put a barter counter on target non-aura enchantment you control. Enchantments you control with barter counters have “sacrifice this enchantment: Return target non-aura enchantment card from a graveyard to the battlefield under your control with converted mana cost X or less where X is the converted mana cost of this enchantment plus the number of barter counters on this enchantment.” Chewing on a book right now mmmmm so much think{/fontsize-30}