The Necrobloom [Modern Horizons 3] – Trendy Electric Mobility Gear for Modern Riders

Choose two
Target player creates X 0/1 colorless Eldrazi Spawn creature tokens with “Sacrifice this creature: Add {C}.”
Target player scries X, then draws a card.
Exile target creature with mana value X or less.
Exile up to X target cards from graveryards.