Whenever a player casts a spell, counter that spell unless that player pays , where X is the number of cards in all graveyards with the same name as the spell.

Sacrifice an artifact: This creature gets +1/+1 until end of turn.
Sacrifice a land: This creature gets +1/+1 until end of turn.

Regenerate target creature.
Draw a card.

: Target player draws a card, then discards a card.

Protection from red
, Sacrifice this creature: The next time a red source of your choice would deal damage this turn, prevent that damage.

, Discard a card at random: This creature gets +2/+0 until end of turn.

Whenever this creature deals combat damage to a player, that player reveals the top two cards of their library. You choose one of those cards and put it into their graveyard.

: This creature deals 1 damage to each creature and each player.
Threshold — : This creature deals 3 damage to each creature and each player. Activate only if there are seven or more cards in your graveyard.

, Exile two cards from your graveyard: Create a 2/2 green Bear creature token.

: Destroy target creature token.

Vigilance
Cantivore's power and toughness are each equal to the number of enchantment cards in all graveyards.

Target player reveals their hand. That player discards all nonland cards with the same name as another card in their hand.

Tap all creatures without flying.

Whenever a player casts a spell, that player discards X cards, where X is the number of cards in all graveyards with the same name as that spell.

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

This creature can't attack or block alone.

Trample
Terravore's power and toughness are each equal to the number of land cards in all graveyards.

, Sacrifice a land: This enchantment deals 1 damage to each creature without flying.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Whenever this creature deals combat damage to a player, you may draw a card.

: Prevent the next 2 damage that would be dealt to any target this turn.
Threshold — : Prevent the next 4 damage that would be dealt to any target this turn. Activate only if there are seven or more cards in your graveyard.

Tap an untapped Druid you control: Add .

Whenever Pianna attacks, attacking creatures get +1/+1 until end of turn.

White creatures get +1/+1.
Threshold — White creatures get an additional +1/+1 as long as there are seven or more cards in your graveyard.

Until end of turn, whenever target creature deals damage, you gain that much life.
Draw a card.

Target player can't cast creature spells this turn.
Draw a card.

Target player reveals the top four cards of their library. You choose two of those cards and put them into that player's graveyard. Put the rest on top of their library in any order.

Tap an untapped Cleric you control: Prevent the next 2 damage that would be dealt to any target this turn.

, Exile this creature: You may put a creature card from your hand onto the battlefield. If you do, that creature gains haste until end of turn. At the beginning of the next end step, sacrifice that creature. If you do, return this card to the battlefield.

, Sacrifice two lands and this artifact: Destroy target attacking creature.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Exile two cards from your graveyard: This creature gets +1/+1 until end of turn.
Sacrifice an artifact: This creature gets +1/+1 until end of turn.

Whenever a player casts a spell, that player creates X 1/1 green Squirrel creature tokens, where X is the number of cards in all graveyards with the same name as that spell.

Enchant creature
Enchanted creature gets +2/+2.
Threshold — As long as there are seven or more cards in your graveyard, all creatures able to block enchanted creature do so.

, Sacrifice a creature: Return target creature card from your graveyard to your hand.

When this creature enters, you may return target enchantment card from your graveyard to your hand.