The List

Counter target spell unless its controller pays X. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Extort (Whenever you cast a spell, you may pay W/B. If you do, each opponent loses 1 life and you gain that much life.)

First strike (This creature deals combat damage before creatures without first strike.) Whenever Syr Alin attacks, other creatures you control get +1/+1 until end of turn.

Syr Elenora's power is equal to the number of cards in your hand. When Syr Elenora enters, draw a card. Spells your opponents cast that target Syr Elenora cost 2 more to cast.

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent. 1B: Each player mills a card. (They each put the top card of their library into their graveyard.)

Whenever you cast an enchantment spell, you gain 1 life and draw a card.

Choose target creature you control and target creature you don't control. If you cast this spell during your main phase, the creature you control gets +1/+1 until end of turn. Then those creatures fight each other. (Each deals damage equal to its power to the other.)

T: Add C. T: Add B or G. Activate only if you control a Swamp.

Vigilance (Attacking doesn't cause this creature to tap.) Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Rally — Whenever this creature or another Ally you control enters, creatures you control get +2/+2 until end of turn.

Choose one — • Take Down deals 4 damage to target creature with flying. • Take Down deals 1 damage to each creature with flying.

Destroy target tapped creature.

T: Draw a card. Activate only during your turn, before attackers are declared.

T: Add C. T: Add U or R. This artifact deals 1 damage to you.

Enchant creature Enchanted creature gets +1/+1 and has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.) 2G: Return this card from your graveyard to your hand.

Create two 2/2 blue Drake creature tokens with flying.

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with "2, Sacrifice this token: Draw a card.") T, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.

Spells and abilities your opponents control can't cause you to discard cards or sacrifice permanents. +1: Choose a nonland card name, then reveal the top four cards of your library. Put all cards with the chosen name from among them into your hand and the rest into your graveyard. −3: Return target card from your graveyard to your hand.

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.) As long as Tandem Lookout is paired with another creature, each of those creatures has "Whenever this creature deals damage to an opponent, draw a card."

Up to two target creatures each get +1/+2 until end of turn. You gain 2 life.

Prevent all combat damage that would be dealt this turn. Each attacking creature doesn't untap during its controller's next untap step.

2, T: Draw a card. Activate only if you've cast a noncreature spell this turn.

Target creature gets -3/-2 until end of turn.