There are a few different ways to get them back
, Discard a card: Proliferate
Smothering Tithe [Best White Card Advantage MTG Commander Staple] Smothering Tithe transforms opponents card draw into explosive mana advantage for white decks
Merfolk Buy on Cardmarket Buy on Cardmarket Buy on Cardmarket Buy on Cardmarket If you liked the deck, dont forget to revisit the article after every major new release as I will try to keep my decks updated and examine any potential upgrades
Aside from its applications against targeted discard, Leyline of Sanctity is also a great tool against Valakut, the Molten Pinnacle decks and Burn decks
This gives it a ton of range, as it finds ramp (Jukai Naturalist, Sanctum Weaver), card draw (Sythis, Harvest's Hand, Enchantress's Presence) and pillow fort cards (Ghostly Prison)