Spooky20

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Target creature attacks...

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then...

Counter target spell. Investigate three times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Return target nonland permanent to its owner's hand. Then that player discards a card if you control a Zombie.

Each opponent sacrifices a creature of their choice with flying.

X can't be 0. Target spell's controller exiles it with X delay counters on it. At the beginning of each of that player's upkeeps, if that card is e...

Buyback {4} (You may pay an additional {4} as you cast this spell. If you do, put this card into your hand as it resolves.) Target creature gets +2...

Counter target spell. Draw a card.

Destroy target artifact or enchantment.

Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.) Return the top creature...

Cast this spell only before the combat damage step. Target attacking or blocking creature gets +4/+0 until end of turn. Destroy that creature at th...

Create a 3/3 green Elephant creature token. Flashback {6}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy target enchantment.

Counter target spell if it was kicked.

If any source would deal 1 or more damage to a permanent or player this turn, it deals 2 damage to that permanent or player instead. Draw a card.

Counter target sorcery spell.

Starstorm deals X damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.)

Cast this spell only during combat. Return target creature card from your graveyard to the battlefield. That creature gains haste. Return it to you...

Tap target untapped creature. That creature deals damage equal to its power to its controller.

Solar Blast deals 3 damage to any target. Cycling {1}{R}{R} ({1}{R}{R}, Discard this card: Draw a card.) When you cycle Solar Blast, you may have i...

If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost. Creatures you control get +1/+1 unti...

Search your library for a card, then shuffle and put that card third from the top.

Target creature gains flying until end of turn. Flashback {U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Destroy target enchantment. Create X 1/1 green Saproling creature tokens, where X is that enchantment's mana value.