Descent into Avernus

At the beginning of your upkeep, you may put a verse counter on this enchantment.

, Sacrifice this enchantment: It deals X damage to any target, where X is the number of verse counters on this enchantment.

When this enchantment enters, you become the monarch.

At the beginning of your upkeep, create a 3/1 red Knight creature token. Then if you're the monarch, this enchantment deals X damage to each opponent, where X is the number of creatures you control.

Enchant creature

When this Aura enters, it deals 2 damage to enchanted creature.

At the beginning of your upkeep, this Aura deals 4 damage to enchanted creature.

At the beginning of each player's end step, this enchantment deals X damage to that player, where X is the number of untapped lands they control.

At the beginning of each player's upkeep, this enchantment deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your end step, this enchantment deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.