Magic The Gathering Cards of types 'Demon' and 'Noble'

Flying Prince of Chaos - When Be'lakor, the Dark Master enters, you draw X cards and you lose X life, where X is the number of Demons you control. Lord of Torment - Whenever another Demon you control enters, it deals damage equal to its power to any target.

Starfall - Whenever The Lord Master of Hell attacks, it deals X damage to each opponent, where X is the number of noncreature, nonland cards in your graveyard.

When Lord Xander enters, target opponent discards half the cards in their hand, rounded down. Whenever Lord Xander attacks, defending player mills half their library, rounded down. When Lord Xander dies, target opponent sacrifices half the nonland permanents they control of their choice, rounded down.