Choose target nonland permanent. Its owner may put it on the top of their library. If they do, Clash of Elements deals 2 damage to them. If they didn't put the card on top of their library, they put it on the bottom.

All Spirits have "When this permanent enters, you may have it deal 3 damage to target non-Spirit creature."
Non-Spirit creatures have "When this creature enters, you may have it deal 3 damage to target Spirit creature."

Choose one or more —
• Target creature you control fights target creature an opponent controls.
• Remove a lore counter from target Saga you control. (Removing lore counters doesn't cause chapter abilities to trigger.)
• Put a lore counter on target Saga you control.

Target creature fights another target creature.

This creature can't block.
When this creature enters, you draw a card and you lose 1 life.
: Return this card from your graveyard to your hand.

When this creature dies, venture into the dungeon. (Enter the first room or advance to the next room.)

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Whenever you attack, target attacking Vampire that isn't a Demon becomes a Demon in addition to its other types. It gains "When this creature dies, draw a card and create a tapped 4/3 white and black Vampire Demon creature token with flying."

Enchant artifact or creature
As long as enchanted permanent is a creature, it gets -1/-1 and can't block.
Enchanted permanent has "At the beginning of your upkeep, you lose 1 life."

, Sacrifice a permanent: You gain 1 life.

Enchant creature
Enchanted creature gets +1/+0 for each Mountain you control and has first strike.

Claws of Wirewood deals 3 damage to each creature with flying and each player.
Cycling

Affinity for Cats
Creatures you control get +2/+2 until end of turn.

, Roll a d8: Monstrosity X, where X is the result.
Berserk — When this creature becomes monstrous, destroy target permanent.

Flying
, Throw Clay Pigeon into the air at least two feet above your head while seated: If you catch Clay Pigeon with one hand, prevent all damage a source of your choice would deal to you this turn and tap Clay Pigeon. Otherwise, sacrifice it.

This creature enters tapped.
: Return this card from your graveyard to your hand.

: Regenerate this creature.

When this artifact enters, search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. You gain 2 life.
Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Destroy all enchantments.

Destroy all black creatures.

For each land, destroy that land unless any player pays 1 life.

Radiance — Cleansing Beam deals 2 damage to target creature and each other creature that shares a color with it.

Destroy all enchantments.
Threshold — If there are seven or more cards in your graveyard, instead destroy all enchantments, then return all cards in your graveyard destroyed this way to the battlefield.

Choose one —
• Destroy all creatures.
• Destroy all artifacts and enchantments.

Choose one —
• Destroy target Vampire.
• Destroy target enchantment.

Cleansing Screech deals 4 damage to any target.

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.
Draw a card.

When this creature enters, choose one —
• Destroy target artifact.
• Destroy target enchantment.
• Exile target card from a graveyard.
• You gain 4 life.