Thrumming Stone Gamegenic Spend this mana only to

Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type

dreams build their nest with fragments dropped from day's caravan

Whenever Ayara or another black creature you control enters

Sacrifice this land: Search your library for a Plains or Island card

you may pay {0} rather than pay the mana cost for a spell you cast with mana value X or less

Thrumming Stone Gamegenic Spend this mana only toSpells you cast have ripple 4. (Whenever you cast a spell, you may reveal the top four cards of your library. You may cast spells with the same name as that spell from among the revealed cards without paying their mana costs. Put the rest on the bottom of your library.)